mirror of
https://github.com/thorvg/thorvg.git
synced 2025-06-08 05:33:36 +00:00
211dafdaed
hide engine() interface of shape that's not friendly one by users. instead canvas would access shape internal data to update/draw it. Now Paint cannot update itself but has to request to Canvas for it. Change-Id: Ibafd0864a65c3c33238789d1a3e06c49c4378349
101 lines
2.5 KiB
C++
101 lines
2.5 KiB
C++
#include <tizenvg.h>
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#include <Elementary.h>
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using namespace std;
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#define WIDTH 800
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#define HEIGHT 800
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static uint32_t buffer[WIDTH * HEIGHT];
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unique_ptr<tvg::SwCanvas> canvas = nullptr;
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tvg::Shape* pShape = nullptr;
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void tvgtest()
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{
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//Create a Canvas
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canvas = tvg::SwCanvas::gen();
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canvas->target(buffer, WIDTH, WIDTH, HEIGHT);
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//Shape
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auto shape = tvg::Shape::gen();
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/* Acquire shape pointer to access it again.
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instead, you should consider not to interrupt this pointer life-cycle. */
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pShape = shape.get();
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shape->appendRect(-100, -100, 200, 200, 0);
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//fill and rotate properties will be retained
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shape->fill(127, 255, 255, 255);
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shape->rotate(45);
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canvas->push(move(shape));
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//Draw first frame
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canvas->draw();
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canvas->sync();
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}
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void transit_cb(Elm_Transit_Effect *effect, Elm_Transit* transit, double progress)
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{
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/* Update shape directly.
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You can update only necessary properties of this shape,
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while retaining other properties. */
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pShape->reset(); //reset path
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pShape->appendRect(-100 + (800 * progress), -100 + (800 * progress), 200, 200, (100 * progress));
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//Update shape for drawing (this may work asynchronously)
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canvas->update(pShape);
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//Draw Next frames
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canvas->draw();
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canvas->sync();
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//Update Efl Canvas
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Eo* img = (Eo*) effect;
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evas_object_image_data_update_add(img, 0, 0, WIDTH, HEIGHT);
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}
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void
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win_del(void *data, Evas_Object *o, void *ev)
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{
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elm_exit();
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}
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int main(int argc, char **argv)
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{
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//Initialize TizenVG Engine
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tvg::Engine::init();
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tvgtest();
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//Show the result using EFL...
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elm_init(argc, argv);
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Eo* win = elm_win_util_standard_add(NULL, "TizenVG Test");
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evas_object_smart_callback_add(win, "delete,request", win_del, 0);
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Eo* img = evas_object_image_filled_add(evas_object_evas_get(win));
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evas_object_image_size_set(img, WIDTH, HEIGHT);
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evas_object_image_data_set(img, buffer);
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evas_object_size_hint_weight_set(img, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_show(img);
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elm_win_resize_object_add(win, img);
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evas_object_geometry_set(win, 0, 0, WIDTH, HEIGHT);
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evas_object_show(win);
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Elm_Transit *transit = elm_transit_add();
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elm_transit_effect_add(transit, transit_cb, img, nullptr);
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elm_transit_duration_set(transit, 2);
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elm_transit_repeat_times_set(transit, -1);
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elm_transit_auto_reverse_set(transit, EINA_TRUE);
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elm_transit_go(transit);
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elm_run();
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elm_shutdown();
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//Terminate TizenVG Engine
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tvg::Engine::term();
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}
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