thorvg/test/testUpdate.cpp
Hermet Park b08d144dc9 common shape: introduce transformation matrix
Paint supports translate, rotate, scale functions for transformation

The origin of these transformation is center of the paint,
thus you have to consider the center-aligned vertices if you'd like to use
these transformation functions.

This policy has been considered for scene transformation.

Change-Id: I78b63d7965faec0ec5b9a98a7776993744534b54
2020-05-06 02:05:09 +09:00

94 lines
2.3 KiB
C++

#include <tizenvg.h>
#include <Elementary.h>
using namespace std;
#define WIDTH 800
#define HEIGHT 800
static uint32_t buffer[WIDTH * HEIGHT];
unique_ptr<tvg::SwCanvas> canvas = nullptr;
void tvgtest()
{
//Create a Canvas
canvas = tvg::SwCanvas::gen();
canvas->target(buffer, WIDTH, WIDTH, HEIGHT);
//Shape
auto shape = tvg::Shape::gen();
shape->appendRect(-100, -100, 200, 200, 0);
shape->fill(255, 255, 255, 255);
canvas->push(move(shape));
//Draw first frame
canvas->draw();
canvas->sync();
}
void transit_cb(Elm_Transit_Effect *effect, Elm_Transit* transit, double progress)
{
//Explicitly clear all retained paint nodes.
canvas->clear();
//Shape
auto shape = tvg::Shape::gen();
shape->appendRect(-100, -100, 200, 200, (100 * progress));
shape->fill(rand()%255, rand()%255, rand()%255, 255);
shape->translate(800 * progress, 800 * progress);
shape->scale(1 - 0.75 * progress);
shape->rotate(360 * progress);
canvas->push(move(shape));
//Draw Next frames
canvas->draw();
canvas->sync();
//Update Efl Canvas
Eo* img = (Eo*) effect;
evas_object_image_data_update_add(img, 0, 0, WIDTH, HEIGHT);
}
void
win_del(void *data, Evas_Object *o, void *ev)
{
elm_exit();
}
int main(int argc, char **argv)
{
//Initialize TizenVG Engine
tvg::Engine::init();
tvgtest();
//Show the result using EFL...
elm_init(argc, argv);
Eo* win = elm_win_util_standard_add(NULL, "TizenVG Test");
evas_object_smart_callback_add(win, "delete,request", win_del, 0);
Eo* img = evas_object_image_filled_add(evas_object_evas_get(win));
evas_object_image_size_set(img, WIDTH, HEIGHT);
evas_object_image_data_set(img, buffer);
evas_object_size_hint_weight_set(img, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_show(img);
elm_win_resize_object_add(win, img);
evas_object_geometry_set(win, 0, 0, WIDTH, HEIGHT);
evas_object_show(win);
Elm_Transit *transit = elm_transit_add();
elm_transit_effect_add(transit, transit_cb, img, nullptr);
elm_transit_duration_set(transit, 2);
elm_transit_repeat_times_set(transit, -1);
elm_transit_auto_reverse_set(transit, EINA_TRUE);
elm_transit_go(transit);
elm_run();
elm_shutdown();
//Terminate TizenVG Engine
tvg::Engine::term();
}