thorvg/test/testLinearGradient.cpp
Hermet Park c36f23e80d common gradient: implement linear/radial gradient interfaces.
Change-Id: Ica9c54e662e73592d3fddcabed09b1605b3a5a4f
2020-06-10 17:03:25 +09:00

107 lines
2.7 KiB
C++

#include <tizenvg.h>
#include <Elementary.h>
using namespace std;
#define WIDTH 800
#define HEIGHT 800
static uint32_t buffer[WIDTH * HEIGHT];
void tvgtest()
{
//Initialize TizenVG Engine
tvg::Engine::init();
//Create a Canvas
auto canvas = tvg::SwCanvas::gen();
canvas->target(buffer, WIDTH, WIDTH, HEIGHT);
canvas->reserve(3); //reserve 3 shape nodes (optional)
//Linear Gradient Color Stops
tvg::Fill::ColorStop colorStops[3];
colorStops[0] = {0, 255, 0, 0, 255};
colorStops[1] = {0.5, 255, 255, 255, 255};
colorStops[2] = {1, 0, 0, 255, 255};
//Prepare Round Rectangle
auto shape1 = tvg::Shape::gen();
shape1->appendRect(0, 0, 400, 400, 50); //x, y, w, h, cornerRadius
shape1->stroke(255, 255, 255, 255);
shape1->stroke(2);
//LinearGradient
auto fill = tvg::LinearGradient::gen();
fill->linear(0, 0, 400, 400);
fill->colorStops(colorStops, 3);
shape1->fill(move(fill));
canvas->push(move(shape1));
//Prepare Circle
auto shape2 = tvg::Shape::gen();
shape2->appendCircle(400, 400, 200, 200); //cx, cy, radiusW, radiusH
shape2->stroke(255, 255, 255, 255);
shape2->stroke(2);
//LinearGradient
auto fill2 = tvg::LinearGradient::gen();
fill2->linear(400, 200, 400, 600);
fill2->colorStops(colorStops, 3);
shape2->fill(move(fill2));
canvas->push(move(shape2));
//Prepare Ellipse
auto shape3 = tvg::Shape::gen();
shape3->appendCircle(600, 600, 150, 100); //cx, cy, radiusW, radiusH
shape3->stroke(255, 255, 255, 255);
shape3->stroke(2);
//LinearGradient
auto fill3 = tvg::LinearGradient::gen();
fill3->linear(450, 600, 750, 600);
fill3->colorStops(colorStops, 3);
shape3->fill(move(fill3));
canvas->push(move(shape3));
//Draw the Shapes onto the Canvas
canvas->draw();
canvas->sync();
//Terminate TizenVG Engine
tvg::Engine::term();
}
void
win_del(void *data, Evas_Object *o, void *ev)
{
elm_exit();
}
int main(int argc, char **argv)
{
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_run();
elm_shutdown();
}