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Issue 180 example (#212)

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* examples: Added resize_cb to Capi example.

resize_cb in capi example is used to verify crash on reize described
in @180 issue.

* examples capi: Fixed file type from dos to unix.

Use the same code style as it is used in other examples.
This commit is contained in:
Michal Szczecinski 2021-02-22 05:30:05 +01:00 • committed by GitHub
parent f0ab7f4002
commit d6d65c3bd6
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 239 additions and 215 deletions
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42
src/examples/Capi.cpp
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@ -9,13 +9,14 @@
/* Capi Test Code */
/************************************************************************/
static uint32_t buffer[WIDTH * HEIGHT];
static uint32_t* buffer = NULL;
static Tvg_Canvas* canvas = NULL;
static Eo* view = NULL;
void testCapi()
{
tvg_engine_init(TVG_ENGINE_SW | TVG_ENGINE_GL, 0);
Tvg_Canvas* canvas = tvg_swcanvas_create();
canvas = tvg_swcanvas_create();
tvg_swcanvas_set_target(canvas, buffer, WIDTH, WIDTH, HEIGHT, TVG_COLORSPACE_ARGB8888);
Tvg_Paint* shape = tvg_shape_new();
@ -170,10 +171,6 @@ void testCapi()
tvg_canvas_push(canvas, scene);
tvg_canvas_draw(canvas);
tvg_canvas_sync(canvas);
tvg_canvas_destroy(canvas);
tvg_engine_term(TVG_ENGINE_SW | TVG_ENGINE_GL);
}
@ -186,15 +183,41 @@ void win_del(void *data, Evas_Object *o, void *ev)
elm_exit();
}
void resize_cb(void *data, Evas *e, Evas_Object *obj, void *event_info)
{
int w = 0, h = 0;
evas_object_geometry_get(obj, NULL, NULL, &w, &h);
if ((w != WIDTH || h != HEIGHT) && (w != 0 && h != 0))
{
evas_object_image_data_set(view, NULL); //prevent evas scale on invalid buffer by rendering thread
buffer = (uint32_t*) realloc(buffer, sizeof(uint32_t) * w * h);
tvg_swcanvas_set_target(canvas, buffer, w, w, h, TVG_COLORSPACE_ARGB8888);
tvg_canvas_update(canvas);
tvg_canvas_draw(canvas);
tvg_canvas_sync(canvas);
evas_object_image_size_set(view, w, h);
evas_object_image_data_set(view, buffer);
evas_object_image_pixels_dirty_set(view, EINA_TRUE);
evas_object_image_data_update_add(view, 0, 0, w, h);
}
}
int main(int argc, char **argv)
{
elm_init(argc, argv);
tvg_engine_init(TVG_ENGINE_SW | TVG_ENGINE_GL, 0);
buffer = (uint32_t*) malloc(sizeof(uint32_t) * WIDTH * HEIGHT);
Eo* win = elm_win_util_standard_add(NULL, "ThorVG Test");
evas_object_smart_callback_add(win, "delete,request", win_del, 0);
Eo* view = evas_object_image_filled_add(evas_object_evas_get(win));
evas_object_smart_callback_add(win, "delete,request", win_del, 0);
evas_object_event_callback_add(win, EVAS_CALLBACK_RESIZE, resize_cb, 0);
view = evas_object_image_filled_add(evas_object_evas_get(win));
evas_object_image_size_set(view, WIDTH, HEIGHT);
evas_object_image_data_set(view, buffer);
evas_object_image_pixels_dirty_set(view, EINA_TRUE);
@ -209,6 +232,7 @@ int main(int argc, char **argv)
testCapi();
elm_run();
tvg_engine_term(TVG_ENGINE_SW | TVG_ENGINE_GL);
elm_shutdown();
return 0;