git_clone/thorvg
1
0
Fork 0
mirror of https://github.com/thorvg/thorvg.git synced 2025-06-09 06:04:03 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 5

example

Browse source
This commit is contained in:
Jinny You 2025-02-20 22:53:04 +08:00
parent df58466ce7
commit acdec3d294
2 changed files with 85 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

11
examples/Animation.cpp
View file

@ -20,6 +20,7 @@
* SOFTWARE.
*/
#include <thorvg_lottie.h>
#include "Example.h"
/************************************************************************/
@ -28,12 +29,12 @@
struct UserExample : tvgexam::Example
{
unique_ptr<tvg::Animation> animation;
unique_ptr<tvg::LottieAnimation> animation;
bool content(tvg::Canvas* canvas, uint32_t w, uint32_t h) override
{
//Animation Controller
animation = unique_ptr<tvg::Animation>(tvg::Animation::gen());
animation = unique_ptr<tvg::LottieAnimation>(tvg::LottieAnimation::gen());
auto picture = animation->picture();
//Background
@ -45,6 +46,9 @@ struct UserExample : tvgexam::Example
if (!tvgexam::verify(picture->load(EXAMPLE_DIR"/lottie/sample.json"))) return false;
const char* slotJson = R"({"rect_position":{"p":{"x": "var $bm_rt = [];\n$bm_rt[0] = value[0] + Math.cos(2 * Math.PI * time) * 100;\n$bm_rt[1] = value[1];"}}})";
if (!tvgexam::verify(animation->override(slotJson))) return false;
//image scaling preserving its aspect ratio
float scale;
float shiftX = 0.0f, shiftY = 0.0f;
@ -90,5 +94,6 @@ struct UserExample : tvgexam::Example
int main(int argc, char **argv)
{
return tvgexam::main(new UserExample, argc, argv, false, 1024, 1024);
// Ensure thread is 1 for expression support
return tvgexam::main(new UserExample, argc, argv, false, 1024, 1024, 1);
}

78
examples/resources/lottie/sample.json
View file

File diff suppressed because one or more lines are too long