[703c743] | 1 | /*
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[211fd68] | 2 | * Copyright (c) 2024 Jiri Svoboda
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[703c743] | 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup fontedit
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| 30 | * @{
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| 31 | */
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| 32 | /** @file Font editor
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| 33 | */
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| 34 |
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| 35 | #include <fibril.h>
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| 36 | #include <gfx/color.h>
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[06b8383] | 37 | #include <gfx/font.h>
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[20d0098] | 38 | #include <gfx/glyph.h>
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[703c743] | 39 | #include <gfx/render.h>
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[8fa65af0] | 40 | #include <gfx/text.h>
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[06b8383] | 41 | #include <gfx/typeface.h>
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[703c743] | 42 | #include <stdbool.h>
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| 43 | #include <stdio.h>
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| 44 | #include <stdlib.h>
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| 45 | #include <str.h>
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[66a2becf] | 46 | #include <ui/ui.h>
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| 47 | #include <ui/wdecor.h>
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| 48 | #include <ui/window.h>
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[703c743] | 49 | #include "fontedit.h"
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| 50 |
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[20d0098] | 51 | enum {
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[32066f2] | 52 | glyph_scale = 8,
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| 53 | glyph_orig_x = 100,
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[38a4b6d] | 54 | glyph_orig_y = 200
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[20d0098] | 55 | };
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| 56 |
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| 57 | static errno_t font_edit_paint(font_edit_t *);
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| 58 |
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[66a2becf] | 59 | static void font_edit_close_event(ui_window_t *, void *);
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| 60 | static void font_edit_kbd_event(ui_window_t *, void *, kbd_event_t *);
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| 61 | static void font_edit_pos_event(ui_window_t *, void *, pos_event_t *);
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| 62 |
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| 63 | static ui_window_cb_t font_edit_window_cb = {
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| 64 | .close = font_edit_close_event,
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| 65 | .kbd = font_edit_kbd_event,
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| 66 | .pos = font_edit_pos_event
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| 67 | };
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| 68 |
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[703c743] | 69 | /** Clear screen.
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| 70 | *
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| 71 | * @param gc Graphic context
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| 72 | * @param w Screen width
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| 73 | * @param h Screen height
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| 74 | */
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| 75 | static errno_t clear_scr(gfx_context_t *gc, gfx_coord_t w, gfx_coord_t h)
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| 76 | {
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| 77 | gfx_color_t *color = NULL;
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| 78 | gfx_rect_t rect;
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| 79 | errno_t rc;
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| 80 |
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| 81 | rc = gfx_color_new_rgb_i16(0, 0, 0, &color);
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| 82 | if (rc != EOK)
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| 83 | goto error;
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| 84 |
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| 85 | rc = gfx_set_color(gc, color);
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| 86 | if (rc != EOK)
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| 87 | goto error;
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| 88 |
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| 89 | rect.p0.x = 0;
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| 90 | rect.p0.y = 0;
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| 91 | rect.p1.x = w;
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| 92 | rect.p1.y = h;
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| 93 |
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| 94 | rc = gfx_fill_rect(gc, &rect);
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| 95 | if (rc != EOK)
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| 96 | goto error;
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| 97 |
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| 98 | gfx_color_delete(color);
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| 99 | return EOK;
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| 100 | error:
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| 101 | if (color != NULL)
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| 102 | gfx_color_delete(color);
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| 103 | return rc;
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| 104 | }
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| 105 |
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[7bef2d8] | 106 | /** Adjust advance of the current glyph.
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| 107 | *
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| 108 | * @param fedit Font editor
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| 109 | */
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| 110 | static void font_edit_adjust_advance(font_edit_t *fedit, gfx_coord_t change)
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| 111 | {
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| 112 | gfx_glyph_metrics_t gmetrics;
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| 113 |
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| 114 | gfx_glyph_get_metrics(fedit->glyph, &gmetrics);
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| 115 | gmetrics.advance += change;
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| 116 | (void) gfx_glyph_set_metrics(fedit->glyph, &gmetrics);
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| 117 |
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| 118 | font_edit_paint(fedit);
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| 119 | }
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| 120 |
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[83b4a13b] | 121 | /** Adjust font ascent.
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| 122 | *
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| 123 | * @param fedit Font editor
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| 124 | */
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| 125 | static void font_edit_adjust_ascent(font_edit_t *fedit, gfx_coord_t change)
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| 126 | {
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| 127 | gfx_font_metrics_t fmetrics;
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| 128 |
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| 129 | gfx_font_get_metrics(fedit->font, &fmetrics);
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| 130 | fmetrics.ascent += change;
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| 131 | (void) gfx_font_set_metrics(fedit->font, &fmetrics);
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| 132 |
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| 133 | printf("New ascent: %d\n", fmetrics.ascent);
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| 134 | font_edit_paint(fedit);
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| 135 | }
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| 136 |
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| 137 | /** Adjust font descent.
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| 138 | *
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| 139 | * @param fedit Font editor
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| 140 | */
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| 141 | static void font_edit_adjust_descent(font_edit_t *fedit, gfx_coord_t change)
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| 142 | {
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| 143 | gfx_font_metrics_t fmetrics;
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| 144 |
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| 145 | gfx_font_get_metrics(fedit->font, &fmetrics);
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| 146 | fmetrics.descent += change;
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| 147 | (void) gfx_font_set_metrics(fedit->font, &fmetrics);
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| 148 |
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| 149 | printf("New descent: %d\n", fmetrics.descent);
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| 150 | font_edit_paint(fedit);
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| 151 | }
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| 152 |
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| 153 | /** Adjust font leading.
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| 154 | *
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| 155 | * @param fedit Font editor
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| 156 | */
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| 157 | static void font_edit_adjust_leading(font_edit_t *fedit, gfx_coord_t change)
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| 158 | {
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| 159 | gfx_font_metrics_t fmetrics;
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| 160 |
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| 161 | gfx_font_get_metrics(fedit->font, &fmetrics);
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| 162 | fmetrics.leading += change;
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| 163 | (void) gfx_font_set_metrics(fedit->font, &fmetrics);
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| 164 |
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| 165 | printf("New leading: %d\n", fmetrics.leading);
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| 166 | font_edit_paint(fedit);
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| 167 | }
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| 168 |
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[5c27e77] | 169 | /** Adjust font underline Y0.
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| 170 | *
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| 171 | * @param fedit Font editor
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| 172 | */
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| 173 | static void font_edit_adjust_underline_y0(font_edit_t *fedit,
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| 174 | gfx_coord_t change)
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| 175 | {
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| 176 | gfx_font_metrics_t fmetrics;
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| 177 |
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| 178 | gfx_font_get_metrics(fedit->font, &fmetrics);
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| 179 | fmetrics.underline_y0 += change;
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| 180 | (void) gfx_font_set_metrics(fedit->font, &fmetrics);
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| 181 |
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| 182 | printf("New underline Y0: %d\n", fmetrics.underline_y0);
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| 183 | font_edit_paint(fedit);
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| 184 | }
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| 185 |
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| 186 | /** Adjust font underline Y1.
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| 187 | *
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| 188 | * @param fedit Font editor
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| 189 | */
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| 190 | static void font_edit_adjust_underline_y1(font_edit_t *fedit,
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| 191 | gfx_coord_t change)
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| 192 | {
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| 193 | gfx_font_metrics_t fmetrics;
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| 194 |
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| 195 | gfx_font_get_metrics(fedit->font, &fmetrics);
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| 196 | fmetrics.underline_y1 += change;
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| 197 | (void) gfx_font_set_metrics(fedit->font, &fmetrics);
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| 198 |
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| 199 | printf("New underline Y1: %d\n", fmetrics.underline_y1);
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| 200 | font_edit_paint(fedit);
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| 201 | }
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| 202 |
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[66a2becf] | 203 | /** Handle font editor close event.
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| 204 | *
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| 205 | * @param window Window
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| 206 | * @param arg Argument (font_edit_t *)
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| 207 | */
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| 208 | static void font_edit_close_event(ui_window_t *window, void *arg)
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| 209 | {
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| 210 | font_edit_t *fedit = (font_edit_t *) arg;
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| 211 |
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| 212 | ui_quit(fedit->ui);
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| 213 | }
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| 214 |
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[20d0098] | 215 | /** Handle font editor position event.
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| 216 | *
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[66a2becf] | 217 | * @param window Window
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| 218 | * @param arg Argument (font_edit_t *)
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| 219 | * @param event Position event
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[20d0098] | 220 | */
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[66a2becf] | 221 | static void font_edit_pos_event(ui_window_t *window, void *arg,
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| 222 | pos_event_t *event)
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[20d0098] | 223 | {
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[66a2becf] | 224 | font_edit_t *fedit = (font_edit_t *) arg;
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| 225 | gfx_coord2_t pos;
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| 226 | gfx_rect_t rect;
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[32066f2] | 227 | int x, y;
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[20d0098] | 228 |
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[66a2becf] | 229 | ui_window_get_app_rect(window, &rect);
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[20d0098] | 230 |
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[66a2becf] | 231 | pos.x = event->hpos;
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| 232 | pos.y = event->vpos;
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[32066f2] | 233 |
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[66a2becf] | 234 | if (event->type != POS_PRESS)
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| 235 | return;
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| 236 |
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| 237 | if (!gfx_pix_inside_rect(&pos, &rect))
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| 238 | return;
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| 239 |
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| 240 | x = gfx_coord_div_rneg(pos.x - glyph_orig_x -
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| 241 | rect.p0.x, glyph_scale);
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| 242 | y = gfx_coord_div_rneg(pos.y - glyph_orig_y -
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| 243 | rect.p0.y, glyph_scale);
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| 244 |
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| 245 | printf("x=%d y=%d\n", x, y);
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| 246 | gfx_glyph_bmp_setpix(fedit->gbmp, x, y, fedit->pen_color);
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| 247 | font_edit_paint(fedit);
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[20d0098] | 248 | }
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| 249 |
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[a81d480] | 250 | /** Duplicate previously selected glyph to the current glyph.
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| 251 | *
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| 252 | * @param fedit Font editor
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| 253 | */
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| 254 | static void font_edit_copy_paste(font_edit_t *fedit)
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| 255 | {
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| 256 | gfx_glyph_bmp_t *src_bmp;
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| 257 | gfx_glyph_metrics_t gmetrics;
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| 258 | gfx_rect_t rect;
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| 259 | gfx_coord_t x, y;
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| 260 | int pix;
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| 261 | errno_t rc;
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| 262 |
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| 263 | /* If source and destination are the same, there is nothing to do. */
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| 264 | if (fedit->glyph == fedit->src_glyph)
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| 265 | return;
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| 266 |
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| 267 | rc = gfx_glyph_bmp_open(fedit->src_glyph, &src_bmp);
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| 268 | if (rc != EOK) {
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| 269 | printf("Error opening source glyph.\n");
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| 270 | return;
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| 271 | }
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| 272 |
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| 273 | gfx_glyph_bmp_get_rect(src_bmp, &rect);
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| 274 |
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| 275 | rc = gfx_glyph_bmp_clear(fedit->gbmp);
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| 276 | if (rc != EOK) {
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| 277 | printf("Error clearing glyph bitmap.\n");
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| 278 | return;
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| 279 | }
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| 280 |
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| 281 | for (y = rect.p0.y; y < rect.p1.y; y++) {
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| 282 | for (x = rect.p0.x; x < rect.p1.x; x++) {
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| 283 | pix = gfx_glyph_bmp_getpix(src_bmp, x, y);
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| 284 | rc = gfx_glyph_bmp_setpix(fedit->gbmp, x, y, pix);
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| 285 | if (rc != EOK) {
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| 286 | printf("Error setting pixel.\n");
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| 287 | return;
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| 288 | }
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| 289 | }
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| 290 | }
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| 291 |
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| 292 | /* Copy metrics over */
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| 293 | gfx_glyph_get_metrics(fedit->src_glyph, &gmetrics);
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| 294 | (void) gfx_glyph_set_metrics(fedit->glyph, &gmetrics);
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| 295 |
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| 296 | font_edit_paint(fedit);
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| 297 |
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| 298 | }
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| 299 |
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[7bef2d8] | 300 | /** Handle font editor control-key press.
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| 301 | *
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| 302 | * @param widget Canvas widget
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| 303 | * @param data Position event
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| 304 | */
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| 305 | static void font_edit_ctrl_key(font_edit_t *fedit, kbd_event_t *event)
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| 306 | {
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[d53af3c8] | 307 | errno_t rc;
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| 308 |
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[7bef2d8] | 309 | switch (event->key) {
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| 310 | case KC_S:
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| 311 | printf("Save!\n");
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| 312 | (void) gfx_glyph_bmp_save(fedit->gbmp);
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[16357ec] | 313 | rc = gfx_typeface_save(fedit->typeface, fedit->fname);
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[d53af3c8] | 314 | if (rc != EOK)
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| 315 | printf("Error saving typeface.\n");
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[7bef2d8] | 316 | font_edit_paint(fedit);
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| 317 | break;
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| 318 | case KC_1:
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| 319 | printf("Set pixels\n");
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| 320 | fedit->pen_color = 1;
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| 321 | break;
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| 322 | case KC_2:
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| 323 | printf("Clear pixels\n");
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| 324 | fedit->pen_color = 0;
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| 325 | break;
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| 326 | case KC_3:
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| 327 | font_edit_adjust_advance(fedit, -1);
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| 328 | break;
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| 329 | case KC_4:
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| 330 | font_edit_adjust_advance(fedit, +1);
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| 331 | break;
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[83b4a13b] | 332 | case KC_5:
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| 333 | font_edit_adjust_ascent(fedit, -1);
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| 334 | break;
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| 335 | case KC_6:
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| 336 | font_edit_adjust_ascent(fedit, +1);
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| 337 | break;
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| 338 | case KC_7:
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| 339 | font_edit_adjust_descent(fedit, -1);
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| 340 | break;
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| 341 | case KC_8:
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| 342 | font_edit_adjust_descent(fedit, +1);
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| 343 | break;
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| 344 | case KC_9:
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| 345 | font_edit_adjust_leading(fedit, -1);
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| 346 | break;
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| 347 | case KC_0:
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| 348 | font_edit_adjust_leading(fedit, +1);
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| 349 | break;
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[5c27e77] | 350 | case KC_U:
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| 351 | font_edit_adjust_underline_y0(fedit, -1);
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| 352 | break;
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| 353 | case KC_I:
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| 354 | font_edit_adjust_underline_y0(fedit, +1);
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| 355 | break;
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| 356 | case KC_O:
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| 357 | font_edit_adjust_underline_y1(fedit, -1);
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| 358 | break;
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| 359 | case KC_P:
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| 360 | font_edit_adjust_underline_y1(fedit, +1);
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| 361 | break;
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[efca2e4] | 362 | case KC_X:
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| 363 | (void) gfx_glyph_bmp_clear(fedit->gbmp);
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| 364 | font_edit_paint(fedit);
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| 365 | break;
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[a81d480] | 366 | case KC_C:
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| 367 | /* Select source glyph for copying */
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| 368 | fedit->src_glyph = fedit->glyph;
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| 369 | break;
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| 370 | case KC_V:
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| 371 | /* Duplicate another glyph */
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| 372 | font_edit_copy_paste(fedit);
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| 373 | break;
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[7bef2d8] | 374 | default:
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| 375 | break;
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| 376 | }
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| 377 | }
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| 378 |
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| 379 | /** Handle font editor unmodified key press.
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| 380 | *
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| 381 | * @param widget Canvas widget
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| 382 | * @param data Position event
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| 383 | */
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| 384 | static void font_edit_unmod_key(font_edit_t *fedit, kbd_event_t *event)
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| 385 | {
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| 386 | char str[5];
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| 387 | gfx_glyph_metrics_t gmetrics;
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| 388 | gfx_glyph_t *glyph;
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| 389 | gfx_glyph_bmp_t *bmp;
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| 390 | size_t stradv;
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| 391 | errno_t rc;
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| 392 |
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| 393 | if (event->c == '\0')
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| 394 | return;
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| 395 |
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| 396 | printf("Character '%lc'\n", event->c);
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| 397 | snprintf(str, sizeof(str), "%lc", event->c);
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| 398 |
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| 399 | rc = gfx_font_search_glyph(fedit->font, str, &glyph, &stradv);
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| 400 | if (rc == EOK) {
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| 401 | /* Found an existing glyph */
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| 402 | rc = gfx_glyph_bmp_open(glyph, &bmp);
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| 403 | if (rc != EOK) {
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| 404 | printf("Error opening glyph bitmap.\n");
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| 405 | return;
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| 406 | }
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| 407 |
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| 408 | gfx_glyph_bmp_close(fedit->gbmp);
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| 409 | fedit->glyph = glyph;
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| 410 | fedit->gbmp = bmp;
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| 411 | font_edit_paint(fedit);
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| 412 | return;
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| 413 | }
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| 414 |
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| 415 | /* Create new glyph */
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| 416 |
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| 417 | gfx_glyph_metrics_init(&gmetrics);
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| 418 | rc = gfx_glyph_create(fedit->font, &gmetrics, &glyph);
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| 419 | if (rc != EOK) {
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| 420 | printf("Error creating glyph.\n");
|
---|
| 421 | goto error;
|
---|
| 422 | }
|
---|
| 423 |
|
---|
| 424 | rc = gfx_glyph_set_pattern(glyph, str);
|
---|
| 425 | if (rc != EOK) {
|
---|
| 426 | printf("Error setting glyph pattern.\n");
|
---|
| 427 | goto error;
|
---|
| 428 | }
|
---|
| 429 |
|
---|
| 430 | rc = gfx_glyph_bmp_open(glyph, &bmp);
|
---|
| 431 | if (rc != EOK) {
|
---|
| 432 | printf("Error opening glyph bitmap.\n");
|
---|
| 433 | goto error;
|
---|
| 434 | }
|
---|
| 435 |
|
---|
| 436 | gfx_glyph_bmp_close(fedit->gbmp);
|
---|
| 437 | fedit->glyph = glyph;
|
---|
| 438 | fedit->gbmp = bmp;
|
---|
| 439 | font_edit_paint(fedit);
|
---|
| 440 | return;
|
---|
| 441 | error:
|
---|
| 442 | if (glyph != NULL)
|
---|
| 443 | gfx_glyph_destroy(glyph);
|
---|
| 444 | return;
|
---|
| 445 | }
|
---|
| 446 |
|
---|
[a57c70c] | 447 | /** Handle font editor keyboard event.
|
---|
| 448 | *
|
---|
[66a2becf] | 449 | * @param window Window
|
---|
| 450 | * @param arg Argument (font_edit_t *)
|
---|
| 451 | * @param event Keyboard event
|
---|
[a57c70c] | 452 | */
|
---|
[66a2becf] | 453 | static void font_edit_kbd_event(ui_window_t *window, void *arg,
|
---|
| 454 | kbd_event_t *event)
|
---|
[a57c70c] | 455 | {
|
---|
[66a2becf] | 456 | font_edit_t *fedit = (font_edit_t *) arg;
|
---|
[a57c70c] | 457 |
|
---|
[7bef2d8] | 458 | if (event->type != KEY_PRESS)
|
---|
| 459 | return;
|
---|
| 460 |
|
---|
| 461 | if ((event->mods & KM_CTRL) != 0 &&
|
---|
| 462 | (event->mods & (KM_ALT | KM_SHIFT)) == 0) {
|
---|
| 463 | font_edit_ctrl_key(fedit, event);
|
---|
| 464 | } else if ((event->mods & (KM_CTRL | KM_ALT)) == 0) {
|
---|
| 465 | font_edit_unmod_key(fedit, event);
|
---|
[a57c70c] | 466 | }
|
---|
| 467 | }
|
---|
| 468 |
|
---|
[32066f2] | 469 | /** Convert glyph pixel coordinates to displayed rectangle.
|
---|
| 470 | *
|
---|
| 471 | * Since we upscale the glyph a pixel in the glyph corresponds to a rectangle
|
---|
| 472 | * on the screen.
|
---|
| 473 | *
|
---|
| 474 | * @param fedit Font editor
|
---|
| 475 | * @param x X coordinate in glyph
|
---|
| 476 | * @param y Y coordinate in glyph
|
---|
| 477 | * @param drect Place to store displayed rectangle coordinates
|
---|
| 478 | */
|
---|
| 479 | static void font_edit_gpix_to_disp(font_edit_t *fedit, int x, int y,
|
---|
| 480 | gfx_rect_t *drect)
|
---|
| 481 | {
|
---|
| 482 | (void) fedit;
|
---|
| 483 |
|
---|
| 484 | drect->p0.x = glyph_orig_x + x * glyph_scale;
|
---|
| 485 | drect->p0.y = glyph_orig_y + y * glyph_scale;
|
---|
| 486 | drect->p1.x = glyph_orig_x + (x + 1) * glyph_scale;
|
---|
| 487 | drect->p1.y = glyph_orig_y + (y + 1) * glyph_scale;
|
---|
| 488 | }
|
---|
| 489 |
|
---|
[38a4b6d] | 490 | /** Paint font preview string.
|
---|
[a57c70c] | 491 | *
|
---|
| 492 | * @param fedit Font editor
|
---|
[38a4b6d] | 493 | * @param x Starting X coordinate
|
---|
[b433f68] | 494 | * @param y Starting Y coordinate
|
---|
| 495 | * @param color Color
|
---|
[38a4b6d] | 496 | * @param str String
|
---|
[a57c70c] | 497 | */
|
---|
[38a4b6d] | 498 | static errno_t font_edit_paint_preview_str(font_edit_t *fedit,
|
---|
[b433f68] | 499 | gfx_coord_t x, gfx_coord_t y, gfx_color_t *color, const char *str)
|
---|
[a57c70c] | 500 | {
|
---|
[8fa65af0] | 501 | gfx_text_fmt_t fmt;
|
---|
[a57c70c] | 502 | gfx_coord2_t pos;
|
---|
[8fa65af0] | 503 |
|
---|
| 504 | gfx_text_fmt_init(&fmt);
|
---|
[4583015] | 505 | fmt.font = fedit->font;
|
---|
[b433f68] | 506 | fmt.color = color;
|
---|
[a57c70c] | 507 |
|
---|
[38a4b6d] | 508 | pos.x = x;
|
---|
| 509 | pos.y = y;
|
---|
[a57c70c] | 510 |
|
---|
[4583015] | 511 | return gfx_puttext(&pos, &fmt, str);
|
---|
[a57c70c] | 512 | }
|
---|
| 513 |
|
---|
[38a4b6d] | 514 | /** Paint font preview.
|
---|
| 515 | *
|
---|
| 516 | * @param fedit Font editor
|
---|
| 517 | */
|
---|
| 518 | static errno_t font_edit_paint_preview(font_edit_t *fedit)
|
---|
| 519 | {
|
---|
[66a2becf] | 520 | gfx_color_t *color;
|
---|
[38a4b6d] | 521 | errno_t rc;
|
---|
| 522 |
|
---|
[66a2becf] | 523 | rc = gfx_color_new_rgb_i16(0xffff, 0xffff, 0xffff, &color);
|
---|
| 524 | if (rc != EOK)
|
---|
| 525 | return rc;
|
---|
| 526 |
|
---|
| 527 | rc = gfx_set_color(fedit->gc, color);
|
---|
| 528 | if (rc != EOK)
|
---|
| 529 | goto error;
|
---|
| 530 |
|
---|
[b433f68] | 531 | rc = font_edit_paint_preview_str(fedit, 20, 20, color,
|
---|
[38a4b6d] | 532 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ");
|
---|
| 533 | if (rc != EOK)
|
---|
[66a2becf] | 534 | goto error;
|
---|
[38a4b6d] | 535 |
|
---|
[b433f68] | 536 | rc = font_edit_paint_preview_str(fedit, 20, 40, color,
|
---|
[38a4b6d] | 537 | "THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG");
|
---|
| 538 | if (rc != EOK)
|
---|
[66a2becf] | 539 | goto error;
|
---|
[38a4b6d] | 540 |
|
---|
[b433f68] | 541 | rc = font_edit_paint_preview_str(fedit, 20, 60, color,
|
---|
[38a4b6d] | 542 | "abcdefghijklmnopqrstuvwxyz");
|
---|
| 543 | if (rc != EOK)
|
---|
[66a2becf] | 544 | goto error;
|
---|
[38a4b6d] | 545 |
|
---|
[b433f68] | 546 | rc = font_edit_paint_preview_str(fedit, 20, 80, color,
|
---|
[38a4b6d] | 547 | "the quick brown fox jumps over the lazy dog");
|
---|
| 548 | if (rc != EOK)
|
---|
[66a2becf] | 549 | goto error;
|
---|
[38a4b6d] | 550 |
|
---|
[b433f68] | 551 | rc = font_edit_paint_preview_str(fedit, 20, 100, color,
|
---|
[49382384] | 552 | "0123456789,./<>?;'\\:\"|[]{}`~!@#$%^&*()-_=+");
|
---|
| 553 | if (rc != EOK)
|
---|
[66a2becf] | 554 | goto error;
|
---|
[49382384] | 555 |
|
---|
[38a4b6d] | 556 | return EOK;
|
---|
[66a2becf] | 557 | error:
|
---|
| 558 | gfx_color_delete(color);
|
---|
| 559 | return rc;
|
---|
[38a4b6d] | 560 | }
|
---|
| 561 |
|
---|
[20d0098] | 562 | /** Paint glyph bitmap.
|
---|
| 563 | *
|
---|
| 564 | * @param fedit Font editor
|
---|
| 565 | */
|
---|
| 566 | static errno_t font_edit_paint_gbmp(font_edit_t *fedit)
|
---|
| 567 | {
|
---|
| 568 | gfx_color_t *color = NULL;
|
---|
| 569 | gfx_rect_t rect;
|
---|
[5c27e77] | 570 | gfx_rect_t rect2;
|
---|
[32066f2] | 571 | gfx_rect_t grect;
|
---|
[83b4a13b] | 572 | gfx_font_metrics_t fmetrics;
|
---|
[7bef2d8] | 573 | gfx_glyph_metrics_t gmetrics;
|
---|
[20d0098] | 574 | errno_t rc;
|
---|
| 575 | int x, y;
|
---|
| 576 | int pix;
|
---|
| 577 |
|
---|
[83b4a13b] | 578 | /* Display font baseline, ascent, descent, leading */
|
---|
| 579 |
|
---|
| 580 | gfx_font_get_metrics(fedit->font, &fmetrics);
|
---|
| 581 |
|
---|
| 582 | rc = gfx_color_new_rgb_i16(0, 0x4000, 0x4000, &color);
|
---|
| 583 | if (rc != EOK)
|
---|
| 584 | goto error;
|
---|
| 585 |
|
---|
| 586 | rc = gfx_set_color(fedit->gc, color);
|
---|
| 587 | if (rc != EOK)
|
---|
| 588 | goto error;
|
---|
| 589 |
|
---|
| 590 | font_edit_gpix_to_disp(fedit, 0, 0, &rect);
|
---|
| 591 | rect.p1.x += 100;
|
---|
| 592 |
|
---|
| 593 | rc = gfx_fill_rect(fedit->gc, &rect);
|
---|
| 594 | if (rc != EOK)
|
---|
| 595 | goto error;
|
---|
| 596 |
|
---|
| 597 | font_edit_gpix_to_disp(fedit, 0, -fmetrics.ascent, &rect);
|
---|
| 598 | rect.p1.x += 100;
|
---|
| 599 |
|
---|
| 600 | rc = gfx_fill_rect(fedit->gc, &rect);
|
---|
| 601 | if (rc != EOK)
|
---|
| 602 | goto error;
|
---|
| 603 |
|
---|
| 604 | font_edit_gpix_to_disp(fedit, 0, fmetrics.descent, &rect);
|
---|
| 605 | rect.p1.x += 100;
|
---|
| 606 |
|
---|
| 607 | rc = gfx_fill_rect(fedit->gc, &rect);
|
---|
| 608 | if (rc != EOK)
|
---|
| 609 | goto error;
|
---|
| 610 |
|
---|
| 611 | font_edit_gpix_to_disp(fedit, 0, fmetrics.descent +
|
---|
| 612 | fmetrics.leading, &rect);
|
---|
| 613 | rect.p1.x += 100;
|
---|
| 614 |
|
---|
| 615 | rc = gfx_fill_rect(fedit->gc, &rect);
|
---|
| 616 | if (rc != EOK)
|
---|
| 617 | goto error;
|
---|
| 618 |
|
---|
| 619 | gfx_color_delete(color);
|
---|
| 620 |
|
---|
[5c27e77] | 621 | /* Display underline */
|
---|
| 622 |
|
---|
| 623 | rc = gfx_color_new_rgb_i16(0x4000, 0x4000, 0, &color);
|
---|
| 624 | if (rc != EOK)
|
---|
| 625 | goto error;
|
---|
| 626 |
|
---|
| 627 | rc = gfx_set_color(fedit->gc, color);
|
---|
| 628 | if (rc != EOK)
|
---|
| 629 | goto error;
|
---|
| 630 |
|
---|
| 631 | font_edit_gpix_to_disp(fedit, 0, fmetrics.underline_y0, &rect);
|
---|
| 632 | font_edit_gpix_to_disp(fedit, 10, fmetrics.underline_y1, &rect2);
|
---|
| 633 | rect.p1 = rect2.p0;
|
---|
| 634 |
|
---|
| 635 | rc = gfx_fill_rect(fedit->gc, &rect);
|
---|
| 636 | if (rc != EOK)
|
---|
| 637 | goto error;
|
---|
| 638 |
|
---|
| 639 | gfx_color_delete(color);
|
---|
| 640 |
|
---|
[83b4a13b] | 641 | /* Display glyph */
|
---|
| 642 |
|
---|
[20d0098] | 643 | rc = gfx_color_new_rgb_i16(0xffff, 0xffff, 0xffff, &color);
|
---|
| 644 | if (rc != EOK)
|
---|
| 645 | goto error;
|
---|
| 646 |
|
---|
| 647 | rc = gfx_set_color(fedit->gc, color);
|
---|
| 648 | if (rc != EOK)
|
---|
| 649 | goto error;
|
---|
| 650 |
|
---|
[32066f2] | 651 | gfx_glyph_bmp_get_rect(fedit->gbmp, &grect);
|
---|
| 652 | printf("grect=%d,%d,%d,%d\n", grect.p0.x, grect.p0.y,
|
---|
| 653 | grect.p1.x, grect.p1.y);
|
---|
[20d0098] | 654 |
|
---|
[32066f2] | 655 | for (y = grect.p0.y; y < grect.p1.y; y++) {
|
---|
| 656 | for (x = grect.p0.x; x < grect.p1.x; x++) {
|
---|
| 657 | pix = gfx_glyph_bmp_getpix(fedit->gbmp, x, y);
|
---|
[20d0098] | 658 |
|
---|
| 659 | if (pix != 0) {
|
---|
[32066f2] | 660 | font_edit_gpix_to_disp(fedit, x, y, &rect);
|
---|
| 661 |
|
---|
[20d0098] | 662 | rc = gfx_fill_rect(fedit->gc, &rect);
|
---|
| 663 | if (rc != EOK)
|
---|
| 664 | goto error;
|
---|
| 665 | }
|
---|
| 666 | }
|
---|
| 667 | }
|
---|
| 668 |
|
---|
| 669 | gfx_color_delete(color);
|
---|
[32066f2] | 670 |
|
---|
[7bef2d8] | 671 | /* Display glyph origin and advance */
|
---|
[32066f2] | 672 |
|
---|
| 673 | rc = gfx_color_new_rgb_i16(0, 0xffff, 0, &color);
|
---|
| 674 | if (rc != EOK)
|
---|
| 675 | goto error;
|
---|
| 676 |
|
---|
| 677 | rc = gfx_set_color(fedit->gc, color);
|
---|
| 678 | if (rc != EOK)
|
---|
| 679 | goto error;
|
---|
| 680 |
|
---|
| 681 | font_edit_gpix_to_disp(fedit, 0, 0, &rect);
|
---|
| 682 |
|
---|
[7bef2d8] | 683 | rc = gfx_fill_rect(fedit->gc, &rect);
|
---|
| 684 | if (rc != EOK)
|
---|
| 685 | goto error;
|
---|
| 686 |
|
---|
| 687 | gfx_glyph_get_metrics(fedit->glyph, &gmetrics);
|
---|
| 688 |
|
---|
| 689 | font_edit_gpix_to_disp(fedit, gmetrics.advance, 0, &rect);
|
---|
| 690 |
|
---|
[32066f2] | 691 | rc = gfx_fill_rect(fedit->gc, &rect);
|
---|
| 692 | if (rc != EOK)
|
---|
| 693 | goto error;
|
---|
| 694 |
|
---|
| 695 | gfx_color_delete(color);
|
---|
| 696 |
|
---|
[20d0098] | 697 | return EOK;
|
---|
| 698 | error:
|
---|
| 699 | if (color != NULL)
|
---|
| 700 | gfx_color_delete(color);
|
---|
| 701 | return rc;
|
---|
| 702 | }
|
---|
| 703 |
|
---|
[703c743] | 704 | /** Paint font editor.
|
---|
| 705 | *
|
---|
| 706 | * @param fedit Font editor
|
---|
| 707 | */
|
---|
| 708 | static errno_t font_edit_paint(font_edit_t *fedit)
|
---|
| 709 | {
|
---|
| 710 | int w, h;
|
---|
| 711 | errno_t rc;
|
---|
| 712 |
|
---|
| 713 | w = fedit->width;
|
---|
| 714 | h = fedit->height;
|
---|
| 715 |
|
---|
| 716 | rc = clear_scr(fedit->gc, w, h);
|
---|
| 717 | if (rc != EOK)
|
---|
| 718 | return rc;
|
---|
| 719 |
|
---|
[20d0098] | 720 | rc = font_edit_paint_gbmp(fedit);
|
---|
| 721 | if (rc != EOK)
|
---|
| 722 | return rc;
|
---|
| 723 |
|
---|
[a57c70c] | 724 | rc = font_edit_paint_preview(fedit);
|
---|
| 725 | if (rc != EOK)
|
---|
| 726 | return rc;
|
---|
| 727 |
|
---|
[703c743] | 728 | return EOK;
|
---|
| 729 | }
|
---|
| 730 |
|
---|
| 731 | /** Create font editor.
|
---|
| 732 | *
|
---|
[66a2becf] | 733 | * @param display_spec Display specifier
|
---|
[16357ec] | 734 | * @param fname Font file to open or @c NULL to create new font
|
---|
[703c743] | 735 | * @param rfedit Place to store pointer to new font editor
|
---|
| 736 | * @return EOK on success or an error code
|
---|
| 737 | */
|
---|
[66a2becf] | 738 | static errno_t font_edit_create(const char *display_spec, const char *fname,
|
---|
[16357ec] | 739 | font_edit_t **rfedit)
|
---|
[703c743] | 740 | {
|
---|
[66a2becf] | 741 | ui_t *ui = NULL;
|
---|
| 742 | ui_wnd_params_t params;
|
---|
| 743 | gfx_rect_t rect;
|
---|
| 744 | gfx_rect_t wrect;
|
---|
| 745 | gfx_coord2_t off;
|
---|
| 746 | ui_window_t *window = NULL;
|
---|
| 747 | gfx_context_t *gc = NULL;
|
---|
[703c743] | 748 | font_edit_t *fedit = NULL;
|
---|
[06b8383] | 749 | gfx_typeface_t *tface = NULL;
|
---|
[703c743] | 750 | gfx_font_t *font = NULL;
|
---|
[16357ec] | 751 | gfx_font_info_t *finfo;
|
---|
[06b8383] | 752 | gfx_font_props_t props;
|
---|
[703c743] | 753 | gfx_font_metrics_t metrics;
|
---|
[20d0098] | 754 | gfx_glyph_metrics_t gmetrics;
|
---|
| 755 | gfx_glyph_t *glyph;
|
---|
| 756 | gfx_glyph_bmp_t *bmp;
|
---|
[703c743] | 757 | gfx_coord_t vw, vh;
|
---|
| 758 | errno_t rc;
|
---|
| 759 |
|
---|
| 760 | fedit = calloc(1, sizeof(font_edit_t));
|
---|
| 761 | if (fedit == NULL) {
|
---|
| 762 | rc = ENOMEM;
|
---|
| 763 | goto error;
|
---|
| 764 | }
|
---|
| 765 |
|
---|
[66a2becf] | 766 | printf("Init UI..\n");
|
---|
[703c743] | 767 |
|
---|
[66a2becf] | 768 | rc = ui_create(display_spec, &ui);
|
---|
| 769 | if (rc != EOK) {
|
---|
| 770 | printf("Error initializing UI (%s)\n", display_spec);
|
---|
[703c743] | 771 | goto error;
|
---|
| 772 | }
|
---|
| 773 |
|
---|
| 774 | vw = 400;
|
---|
| 775 | vh = 300;
|
---|
| 776 |
|
---|
[66a2becf] | 777 | rect.p0.x = 0;
|
---|
| 778 | rect.p0.y = 0;
|
---|
| 779 | rect.p1.x = vw;
|
---|
| 780 | rect.p1.y = vh;
|
---|
[703c743] | 781 |
|
---|
[66a2becf] | 782 | ui_wnd_params_init(¶ms);
|
---|
| 783 | params.caption = "Font Editor";
|
---|
[703c743] | 784 |
|
---|
[66a2becf] | 785 | /*
|
---|
| 786 | * Compute window rectangle such that application area corresponds
|
---|
| 787 | * to rect
|
---|
| 788 | */
|
---|
[211fd68] | 789 | ui_wdecor_rect_from_app(ui, params.style, &rect, &wrect);
|
---|
[66a2becf] | 790 | off = wrect.p0;
|
---|
| 791 | gfx_rect_rtranslate(&off, &wrect, ¶ms.rect);
|
---|
[703c743] | 792 |
|
---|
[66a2becf] | 793 | rc = ui_window_create(ui, ¶ms, &window);
|
---|
| 794 | if (rc != EOK) {
|
---|
| 795 | printf("Error creating window.\n");
|
---|
[703c743] | 796 | goto error;
|
---|
| 797 | }
|
---|
| 798 |
|
---|
[66a2becf] | 799 | ui_window_set_cb(window, &font_edit_window_cb, (void *) fedit);
|
---|
[703c743] | 800 |
|
---|
[66a2becf] | 801 | rc = ui_window_get_app_gc(window, &gc);
|
---|
[703c743] | 802 | if (rc != EOK) {
|
---|
[66a2becf] | 803 | printf("Error creating graphic context.\n");
|
---|
[703c743] | 804 | goto error;
|
---|
| 805 | }
|
---|
| 806 |
|
---|
[16357ec] | 807 | if (fname == NULL) {
|
---|
| 808 | rc = gfx_typeface_create(gc, &tface);
|
---|
| 809 | if (rc != EOK) {
|
---|
| 810 | printf("Error creating typeface.\n");
|
---|
| 811 | goto error;
|
---|
| 812 | }
|
---|
[06b8383] | 813 |
|
---|
[16357ec] | 814 | gfx_font_props_init(&props);
|
---|
| 815 | gfx_font_metrics_init(&metrics);
|
---|
[703c743] | 816 |
|
---|
[16357ec] | 817 | rc = gfx_font_create(tface, &props, &metrics, &font);
|
---|
| 818 | if (rc != EOK) {
|
---|
| 819 | printf("Error creating font.\n");
|
---|
[d8cdaf1b] | 820 | goto error;
|
---|
[16357ec] | 821 | }
|
---|
[703c743] | 822 |
|
---|
[16357ec] | 823 | gfx_glyph_metrics_init(&gmetrics);
|
---|
[20d0098] | 824 |
|
---|
[16357ec] | 825 | rc = gfx_glyph_create(font, &gmetrics, &glyph);
|
---|
| 826 | if (rc != EOK) {
|
---|
| 827 | printf("Error creating glyph.\n");
|
---|
| 828 | goto error;
|
---|
| 829 | }
|
---|
[20d0098] | 830 |
|
---|
[16357ec] | 831 | rc = gfx_glyph_set_pattern(glyph, "A");
|
---|
| 832 | if (rc != EOK) {
|
---|
| 833 | printf("Error setting glyph pattern.\n");
|
---|
| 834 | goto error;
|
---|
| 835 | }
|
---|
| 836 | } else {
|
---|
| 837 | rc = gfx_typeface_open(gc, fname, &tface);
|
---|
| 838 | if (rc != EOK) {
|
---|
| 839 | printf("Error opening typeface '%s.\n",
|
---|
| 840 | fname);
|
---|
| 841 | goto error;
|
---|
| 842 | }
|
---|
| 843 |
|
---|
| 844 | finfo = gfx_typeface_first_font(tface);
|
---|
| 845 | rc = gfx_font_open(finfo, &font);
|
---|
| 846 | if (rc != EOK) {
|
---|
| 847 | printf("Error opening font.\n");
|
---|
| 848 | goto error;
|
---|
| 849 | }
|
---|
| 850 |
|
---|
| 851 | glyph = gfx_font_first_glyph(font);
|
---|
[a57c70c] | 852 | }
|
---|
| 853 |
|
---|
[20d0098] | 854 | rc = gfx_glyph_bmp_open(glyph, &bmp);
|
---|
| 855 | if (rc != EOK) {
|
---|
| 856 | printf("Error opening glyph bitmap.\n");
|
---|
| 857 | goto error;
|
---|
| 858 | }
|
---|
| 859 |
|
---|
[16357ec] | 860 | if (fname == NULL)
|
---|
| 861 | fname = "new.tpf";
|
---|
| 862 |
|
---|
[66a2becf] | 863 | fedit->ui = ui;
|
---|
| 864 | fedit->window = window;
|
---|
[703c743] | 865 | fedit->gc = gc;
|
---|
| 866 | fedit->width = vw;
|
---|
| 867 | fedit->height = vh;
|
---|
[414020d9] | 868 | fedit->pen_color = 1;
|
---|
[16357ec] | 869 | fedit->fname = fname;
|
---|
[06b8383] | 870 | fedit->typeface = tface;
|
---|
[a57c70c] | 871 | fedit->font = font;
|
---|
[20d0098] | 872 | fedit->glyph = glyph;
|
---|
| 873 | fedit->gbmp = bmp;
|
---|
[703c743] | 874 |
|
---|
| 875 | *rfedit = fedit;
|
---|
| 876 | return EOK;
|
---|
| 877 | error:
|
---|
| 878 | /*
|
---|
| 879 | * Once the window is created it would be probably more correct
|
---|
| 880 | * to leave destruction of these resources to a window destroy
|
---|
| 881 | * handler (which we have no way of registering)
|
---|
| 882 | */
|
---|
[20d0098] | 883 | if (bmp != NULL)
|
---|
| 884 | gfx_glyph_bmp_close(bmp);
|
---|
| 885 | if (glyph != NULL)
|
---|
| 886 | gfx_glyph_destroy(glyph);
|
---|
| 887 | if (font != NULL)
|
---|
| 888 | gfx_font_close(font);
|
---|
| 889 | if (tface != NULL)
|
---|
| 890 | gfx_typeface_destroy(tface);
|
---|
[703c743] | 891 | if (window != NULL)
|
---|
[66a2becf] | 892 | ui_window_destroy(window);
|
---|
| 893 | if (ui != NULL)
|
---|
| 894 | ui_destroy(ui);
|
---|
[703c743] | 895 | if (fedit != NULL)
|
---|
| 896 | free(fedit);
|
---|
| 897 | return rc;
|
---|
| 898 | }
|
---|
| 899 |
|
---|
[66a2becf] | 900 | /** Destroy font editor.
|
---|
| 901 | *
|
---|
| 902 | * @param fedit Font editor
|
---|
| 903 | */
|
---|
| 904 | static void font_edit_destroy(font_edit_t *fedit)
|
---|
| 905 | {
|
---|
| 906 | gfx_glyph_bmp_close(fedit->gbmp);
|
---|
| 907 | gfx_glyph_destroy(fedit->glyph);
|
---|
| 908 | gfx_font_close(fedit->font);
|
---|
| 909 | gfx_typeface_destroy(fedit->typeface);
|
---|
| 910 | ui_window_destroy(fedit->window);
|
---|
| 911 | ui_destroy(fedit->ui);
|
---|
| 912 | free(fedit);
|
---|
| 913 | }
|
---|
| 914 |
|
---|
[703c743] | 915 | static void print_syntax(void)
|
---|
| 916 | {
|
---|
[66a2becf] | 917 | printf("Syntax: fontedit [-d <display-spec>] [<file.tpf>]\n");
|
---|
[703c743] | 918 | }
|
---|
| 919 |
|
---|
| 920 | int main(int argc, char *argv[])
|
---|
| 921 | {
|
---|
| 922 | errno_t rc;
|
---|
[66a2becf] | 923 | const char *display_spec = UI_DISPLAY_DEFAULT;
|
---|
[16357ec] | 924 | const char *fname = NULL;
|
---|
[703c743] | 925 | font_edit_t *fedit;
|
---|
| 926 | int i;
|
---|
| 927 |
|
---|
| 928 | i = 1;
|
---|
| 929 | while (i < argc && argv[i][0] == '-') {
|
---|
| 930 | if (str_cmp(argv[i], "-d") == 0) {
|
---|
| 931 | ++i;
|
---|
| 932 | if (i >= argc) {
|
---|
| 933 | printf("Argument missing.\n");
|
---|
| 934 | print_syntax();
|
---|
| 935 | return 1;
|
---|
| 936 | }
|
---|
| 937 |
|
---|
[66a2becf] | 938 | display_spec = argv[i++];
|
---|
[703c743] | 939 | } else {
|
---|
| 940 | printf("Invalid option '%s'.\n", argv[i]);
|
---|
| 941 | print_syntax();
|
---|
| 942 | return 1;
|
---|
| 943 | }
|
---|
| 944 | }
|
---|
| 945 |
|
---|
[16357ec] | 946 | /* File name argument? */
|
---|
| 947 | if (i < argc) {
|
---|
| 948 | fname = argv[i];
|
---|
| 949 | ++i;
|
---|
| 950 | }
|
---|
| 951 |
|
---|
| 952 | /* Extra arguments? */
|
---|
| 953 | if (i < argc) {
|
---|
| 954 | printf("Unexpected argument '%s'.\n", argv[i]);
|
---|
| 955 | print_syntax();
|
---|
| 956 | return 1;
|
---|
| 957 | }
|
---|
| 958 |
|
---|
[66a2becf] | 959 | rc = font_edit_create(display_spec, fname, &fedit);
|
---|
[703c743] | 960 | if (rc != EOK)
|
---|
| 961 | return 1;
|
---|
| 962 |
|
---|
| 963 | (void) font_edit_paint(fedit);
|
---|
| 964 |
|
---|
[66a2becf] | 965 | ui_run(fedit->ui);
|
---|
| 966 | font_edit_destroy(fedit);
|
---|
[703c743] | 967 |
|
---|
[66a2becf] | 968 | (void) font_edit_kbd_event;
|
---|
| 969 | (void) font_edit_pos_event;
|
---|
[703c743] | 970 | return 0;
|
---|
| 971 | }
|
---|
| 972 |
|
---|
| 973 | /** @}
|
---|
| 974 | */
|
---|