Changeset 7470d97 in mainline for uspace/lib/ipcgfx/src

Timestamp:

2021-04-30T15:05:06Z (5 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

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

Children:

051349b

Parents:

252d03c

Message:

Add GC operation to set clipping rectangle

The number of changed files is due to the proliferation of GC
implementations, mostly these are just dummies in unit tests.
Definitely need to tame those in the future.

Location:

uspace/lib/ipcgfx/src

Files:

• client.c (modified) (3 diffs)
• server.c (modified) (2 diffs)

uspace/lib/ipcgfx/src/client.c

@@ -45 +45 @@
 #include "../private/client.h"
 
+static errno_t ipc_gc_set_clip_rect(void *, gfx_rect_t *);
 static errno_t ipc_gc_set_color(void *, gfx_color_t *);
 static errno_t ipc_gc_fill_rect(void *, gfx_rect_t *);
@@ -55 +56 @@
 
 gfx_context_ops_t ipc_gc_ops = {
+        .set_clip_rect = ipc_gc_set_clip_rect,
         .set_color = ipc_gc_set_color,
         .fill_rect = ipc_gc_fill_rect,
@@ -63 +65 @@
         .bitmap_get_alloc = ipc_gc_bitmap_get_alloc
 };
+
+/** Set clipping rectangle on IPC GC.
+ *
+ * @param arg IPC GC
+ * @param rect Rectangle
+ *
+ * @return EOK on success or an error code
+ */
+static errno_t ipc_gc_set_clip_rect(void *arg, gfx_rect_t *rect)
+{
+        ipc_gc_t *ipcgc = (ipc_gc_t *) arg;
+        async_exch_t *exch;
+        errno_t rc;
+
+        exch = async_exchange_begin(ipcgc->sess);
+        if (rect != NULL) {
+                rc = async_req_4_0(exch, GC_SET_CLIP_RECT, rect->p0.x, rect->p0.y,
+                    rect->p1.x, rect->p1.y);
+        } else {
+                rc = async_req_0_0(exch, GC_SET_CLIP_RECT_NULL);
+        }
+
+        async_exchange_end(exch);
+
+        return rc;
+}
 
 /** Set color on IPC GC.

uspace/lib/ipcgfx/src/server.c

@@ -52 +52 @@
 static ipc_gc_srv_bitmap_t *gc_bitmap_lookup(ipc_gc_srv_t *, sysarg_t);
 
+static void gc_set_clip_rect_srv(ipc_gc_srv_t *srvgc, ipc_call_t *call)
+{
+        gfx_rect_t rect;
+        errno_t rc;
+
+        rect.p0.x = ipc_get_arg1(call);
+        rect.p0.y = ipc_get_arg2(call);
+        rect.p1.x = ipc_get_arg3(call);
+        rect.p1.y = ipc_get_arg4(call);
+
+        rc = gfx_set_clip_rect(srvgc->gc, &rect);
+        async_answer_0(call, rc);
+}
+
+static void gc_set_clip_rect_null_srv(ipc_gc_srv_t *srvgc, ipc_call_t *call)
+{
+        errno_t rc;
+
+        rc = gfx_set_clip_rect(srvgc->gc, NULL);
+        async_answer_0(call, rc);
+}
+
 static void gc_set_rgb_color_srv(ipc_gc_srv_t *srvgc, ipc_call_t *call)
 {
@@ -361 +383 @@
 
                 switch (method) {
+                case GC_SET_CLIP_RECT:
+                        gc_set_clip_rect_srv(&srvgc, &call);
+                        break;
+                case GC_SET_CLIP_RECT_NULL:
+                        gc_set_clip_rect_null_srv(&srvgc, &call);
+                        break;
                 case GC_SET_RGB_COLOR:
                         gc_set_rgb_color_srv(&srvgc, &call);