Changeset cea9f0c in mainline for uspace/lib/guigfx/src/canvas.c

Timestamp:

2020-05-29T19:04:46Z (5 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

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

Children:

f8375f7

Parents:

d8e2485

Message:

Guigfx can use memory GC

File:

• uspace/lib/guigfx/src/canvas.c (modified) (11 diffs)

uspace/lib/guigfx/src/canvas.c

@@ -78 +78 @@
 {
         canvas_gc_t *cgc = (canvas_gc_t *) arg;
-        uint16_t r, g, b;
-
-        gfx_color_get_rgb_i16(color, &r, &g, &b);
-        cgc->color = PIXEL(0, r >> 8, g >> 8, b >> 8);
-        return EOK;
+
+        return gfx_set_color(cgc->mbgc, color);
 }
 
@@ -95 +92 @@
 {
         canvas_gc_t *cgc = (canvas_gc_t *) arg;
-        gfx_coord_t x, y;
-
-        // XXX We should handle p0.x > p1.x and p0.y > p1.y
-
-        for (y = rect->p0.y; y < rect->p1.y; y++) {
-                for (x = rect->p0.x; x < rect->p1.x; x++) {
-                        surface_put_pixel(cgc->surface, x, y, cgc->color);
-                }
-        }
-
-        update_canvas(cgc->canvas, cgc->surface);
-
-        return EOK;
+        errno_t rc;
+
+        rc = gfx_fill_rect(cgc->mbgc, rect);
+        if (rc == EOK)
+                update_canvas(cgc->canvas, cgc->surface);
+
+        return rc;
 }
 
@@ -125 +116 @@
         canvas_gc_t *cgc = NULL;
         gfx_context_t *gc = NULL;
-        errno_t rc;
+        surface_coord_t w, h;
+        gfx_rect_t rect;
+        gfx_bitmap_alloc_t alloc;
+        errno_t rc;
+
+        surface_get_resolution(surface, &w, &h);
 
         cgc = calloc(1, sizeof(canvas_gc_t));
@@ -136 +132 @@
         if (rc != EOK)
                 goto error;
+
+        rect.p0.x = 0;
+        rect.p0.y = 0;
+        rect.p1.x = w;
+        rect.p1.y = h;
+
+        alloc.pitch = w * sizeof(uint32_t);
+        alloc.off0 = 0;
+        alloc.pixels = surface_direct_access(surface);
+
+        rc = mem_gc_create(&rect, &alloc, &cgc->mgc);
+        if (rc != EOK)
+                goto error;
+
+        cgc->mbgc = mem_gc_get_ctx(cgc->mgc);
 
         cgc->gc = gc;
@@ -143 +154 @@
         return EOK;
 error:
+        if (gc != NULL)
+                gfx_context_delete(gc);
         if (cgc != NULL)
                 free(cgc);
-        gfx_context_delete(gc);
         return rc;
 }
@@ -156 +168 @@
 {
         errno_t rc;
+
+        mem_gc_delete(cgc->mgc);
 
         rc = gfx_context_delete(cgc->gc);
@@ -188 +202 @@
         canvas_gc_t *cgc = (canvas_gc_t *) arg;
         canvas_gc_bitmap_t *cbm = NULL;
-        gfx_coord2_t dim;
         errno_t rc;
 
@@ -195 +208 @@
                 return ENOMEM;
 
-        gfx_coord2_subtract(&params->rect.p1, &params->rect.p0, &dim);
-        cbm->rect = params->rect;
-        cbm->flags = params->flags;
-        cbm->key_color = params->key_color;
-
-        if (alloc == NULL) {
-                cbm->surface = surface_create(dim.x, dim.y, NULL, 0);
-                if (cbm->surface == NULL) {
-                        rc = ENOMEM;
-                        goto error;
-                }
-
-                cbm->alloc.pitch = dim.x * sizeof(uint32_t);
-                cbm->alloc.off0 = 0;
-                cbm->alloc.pixels = surface_direct_access(cbm->surface);
-                cbm->myalloc = true;
-        } else {
-                cbm->surface = surface_create(dim.x, dim.y, alloc->pixels, 0);
-                if (cbm->surface == NULL) {
-                        rc = ENOMEM;
-                        goto error;
-                }
-
-                cbm->alloc = *alloc;
-        }
+        rc = gfx_bitmap_create(cgc->mbgc, params, alloc, &cbm->mbitmap);
+        if (rc != EOK)
+                goto error;
 
         cbm->cgc = cgc;
@@ -238 +229 @@
 {
         canvas_gc_bitmap_t *cbm = (canvas_gc_bitmap_t *)bm;
-        if (cbm->myalloc)
-                surface_destroy(cbm->surface);
-        // XXX if !cbm->myalloc, surface is leaked - no way to destroy it
-        // without destroying the pixel buffer
+        errno_t rc;
+
+        rc = gfx_bitmap_destroy(cbm->mbitmap);
+        if (rc != EOK)
+                return rc;
+
         free(cbm);
         return EOK;
@@ -257 +250 @@
 {
         canvas_gc_bitmap_t *cbm = (canvas_gc_bitmap_t *)bm;
-        gfx_rect_t srect;
-        gfx_rect_t drect;
-        gfx_coord2_t offs;
-        gfx_coord2_t dim;
-        gfx_coord_t x, y;
-        pixel_t pixel;
-
-        if (srect0 != NULL)
-                srect = *srect0;
-        else
-                srect = cbm->rect;
-
-        if (offs0 != NULL) {
-                offs = *offs0;
-        } else {
-                offs.x = 0;
-                offs.y = 0;
-        }
-
-        /* Destination rectangle */
-        gfx_rect_translate(&offs, &srect, &drect);
-
-        gfx_coord2_subtract(&drect.p1, &drect.p0, &dim);
-
-        transform_t transform;
-        transform_identity(&transform);
-        transform_translate(&transform, offs.x - cbm->rect.p0.x,
-            offs.y - cbm->rect.p0.y);
-
-        source_t source;
-        source_init(&source);
-        source_set_transform(&source, transform);
-        source_set_texture(&source, cbm->surface,
-            PIXELMAP_EXTEND_TRANSPARENT_BLACK);
-
-        if ((cbm->flags & bmpf_color_key) == 0) {
-                drawctx_t drawctx;
-                drawctx_init(&drawctx, cbm->cgc->surface);
-
-                drawctx_set_source(&drawctx, &source);
-                drawctx_transfer(&drawctx, drect.p0.x, drect.p0.y, dim.x, dim.y);
-        } else {
-                for (y = drect.p0.y; y < drect.p1.y; y++) {
-                        for (x = drect.p0.x; x < drect.p1.x; x++) {
-                                pixel = source_determine_pixel(&source, x, y);
-                                if (pixel != cbm->key_color) {
-                                        surface_put_pixel(cbm->cgc->surface,
-                                            x, y, pixel);
-                                }
-                        }
-                }
-        }
-
-        update_canvas(cbm->cgc->canvas, cbm->cgc->surface);
-        return EOK;
+        errno_t rc;
+
+        rc = gfx_bitmap_render(cbm->mbitmap, srect0, offs0);
+        if (rc == EOK)
+                update_canvas(cbm->cgc->canvas, cbm->cgc->surface);
+
+        return rc;
 }
 
@@ -323 +268 @@
 {
         canvas_gc_bitmap_t *cbm = (canvas_gc_bitmap_t *)bm;
-        *alloc = cbm->alloc;
-        return EOK;
+
+        return gfx_bitmap_get_alloc(cbm->mbitmap, alloc);
 }