Changeset c79545e in mainline

Timestamp:

2020-01-19T10:00:11Z (5 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

2012fe0

Parents:

946a666

Message:

Paint desktop background with a solid color

Location:

uspace/srv/hid/display

Files:

• ddev.c (modified) (1 diff)
• display.c (modified) (4 diffs)
• display.h (modified) (2 diffs)
• seat.c (modified) (4 diffs)
• types/display/display.h (modified) (2 diffs)
• window.c (modified) (2 diffs)

uspace/srv/hid/display/ddev.c

@@ -94 +94 @@
         ds_display_add_ddev(display, ddev);
 
+        rc = ds_display_paint_bg(display, NULL);
+        if (rc != EOK)
+                return rc;
+
         *rddev = ddev;
         return EOK;

uspace/srv/hid/display/display.c

@@ -36 +36 @@
 #include <errno.h>
 #include <gfx/context.h>
+#include <gfx/render.h>
 #include <io/log.h>
 #include <stdlib.h>
@@ -52 +53 @@
 {
         ds_display_t *disp;
+        errno_t rc;
 
         disp = calloc(1, sizeof(ds_display_t));
         if (disp == NULL)
                 return ENOMEM;
+
+        rc = gfx_color_new_rgb_i16(0x8000, 0xc800, 0xffff, &disp->bg_color);
+        if (rc != EOK) {
+                free(disp);
+                return ENOMEM;
+        }
 
         list_initialize(&disp->clients);
@@ -74 +82 @@
         assert(list_empty(&disp->clients));
         assert(list_empty(&disp->seats));
+        gfx_color_delete(disp->bg_color);
         free(disp);
 }
@@ -401 +410 @@
 }
 
+/** Paint display background.
+ *
+ * @param display Display
+ * @param rect Bounding rectangle or @c NULL to repaint entire display
+ */
+errno_t ds_display_paint_bg(ds_display_t *disp, gfx_rect_t *rect)
+{
+        gfx_rect_t dsrect;
+        gfx_rect_t crect;
+        gfx_context_t *gc;
+        errno_t rc;
+
+        dsrect.p0.x = 0;
+        dsrect.p0.y = 0;
+        dsrect.p1.x = 1024;
+        dsrect.p1.y = 768;
+
+        if (rect != NULL)
+                gfx_rect_clip(&dsrect, rect, &crect);
+        else
+                crect = dsrect;
+
+        gc = ds_display_get_gc(disp); // XXX
+
+        rc = gfx_set_color(gc, disp->bg_color);
+        if (rc != EOK)
+                return rc;
+
+        return gfx_fill_rect(gc, &crect);
+}
+
 /** @}
  */

uspace/srv/hid/display/display.h

@@ -39 +39 @@
 #include <errno.h>
 #include <gfx/context.h>
+#include <gfx/coord.h>
 #include <io/kbd_event.h>
 #include "types/display/client.h"
@@ -69 +70 @@
 extern ds_ddev_t *ds_display_next_ddev(ds_ddev_t *);
 extern gfx_context_t *ds_display_get_gc(ds_display_t *);
+extern errno_t ds_display_paint_bg(ds_display_t *, gfx_rect_t *);
 
 #endif

uspace/srv/hid/display/seat.c

@@ -139 +139 @@
  * @param len Cross length
  * @param w Cross extra width
- * @param br Brightness (0 to 65535)
+ * @param color Color
  *
  * @return EOK on success or an error code
  */
 static errno_t ds_seat_draw_cross(ds_seat_t *seat, gfx_coord_t len,
-    gfx_coord_t w, uint16_t br)
-{
-        gfx_color_t *color = NULL;
+    gfx_coord_t w, gfx_color_t *color)
+{
         gfx_context_t *gc;
         gfx_rect_t rect, r0;
@@ -154 +153 @@
         if (gc == NULL)
                 return EOK;
-
-        rc = gfx_color_new_rgb_i16(br, br, br, &color);
-        if (rc != EOK)
-                goto error;
 
         rc = gfx_set_color(gc, color);
@@ -183 +178 @@
                 goto error;
 
-        gfx_color_delete(color);
         return EOK;
 error:
-        if (color != NULL)
-                gfx_color_delete(color);
         return rc;
 }
@@ -201 +193 @@
 {
         errno_t rc;
-
-        rc = ds_seat_draw_cross(seat, 8, 1, 0);
+        gfx_color_t *black = NULL;
+        gfx_color_t *white;
+
+        rc = gfx_color_new_rgb_i16(0, 0, 0, &black);
+        if (rc != EOK)
+                goto error;
+
+        rc = gfx_color_new_rgb_i16(0xffff, 0xffff, 0xffff, &white);
+        if (rc != EOK)
+                goto error;
+
+        rc = ds_seat_draw_cross(seat, 8, 1, shown ? black :
+            seat->display->bg_color);
         if (rc != EOK)
                 return rc;
 
-        rc = ds_seat_draw_cross(seat, 8, 0, shown ? 65535 : 0);
+        rc = ds_seat_draw_cross(seat, 8, 0, shown ? white :
+            seat->display->bg_color);
         if (rc != EOK)
                 return rc;
 
         return EOK;
+error:
+        if (black != NULL)
+                gfx_color_delete(black);
+        return rc;
 }
 

uspace/srv/hid/display/types/display/display.h

@@ -38 +38 @@
 
 #include <adt/list.h>
+#include <gfx/color.h>
 #include <io/input.h>
 #include "window.h"
@@ -65 +66 @@
         /** Display devices (of ds_ddev_t) */
         list_t ddevs;
+
+        /** Background color */
+        gfx_color_t *bg_color;
 } ds_display_t;
 

uspace/srv/hid/display/window.c

@@ -420 +420 @@
             (int) event->hpos, (int) event->vpos);
 
+        gfx_rect_translate(&wnd->dpos, &wnd->rect, &drect);
+
+        gc = ds_display_get_gc(wnd->display); // XXX
+        if (gc != NULL) {
+                gfx_set_color(gc, wnd->display->bg_color);
+                gfx_fill_rect(gc, &drect);
+        }
+
         assert(wnd->state == dsw_moving);
         pos.x = event->hpos;
@@ -428 +436 @@
         gfx_rect_translate(&nwpos, &wnd->rect, &drect);
 
+        wnd->orig_pos = pos;
+        wnd->dpos = nwpos;
+
         rc = gfx_color_new_rgb_i16(0xffff, 0xffff, 0xffff, &color);
         if (rc != EOK)