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implement Canvas.clipRect() using gtk_snapshot_push_clip()

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This commit is contained in:
Julian Winkler
2025-10-04 19:34:43 +02:00
committed by Mis012
parent e58d8d2065
commit d78fb53ce3
4 changed files with 57 additions and 13 deletions
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13
src/api-impl-jni/graphics/android_graphics_GskCanvas.c
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@@ -154,3 +154,16 @@ JNIEXPORT void JNICALL Java_android_graphics_GskCanvas_native_1concat(JNIEnv *en
graphene_matrix_t *matrix = (graphene_matrix_t *)_PTR(matrix_ptr);
gtk_snapshot_transform_matrix(snapshot, matrix);
}
JNIEXPORT void JNICALL Java_android_graphics_GskCanvas_native_1clipRect(JNIEnv *env, jclass this_class, jlong snapshot_ptr, jfloat left, jfloat top, jfloat right, jfloat bottom)
{
GdkSnapshot *snapshot = GTK_SNAPSHOT(_PTR(snapshot_ptr));
gtk_snapshot_push_clip(snapshot, &GRAPHENE_RECT_INIT(left, top, right - left, bottom - top));
}
JNIEXPORT void JNICALL Java_android_graphics_GskCanvas_native_1pop(JNIEnv *env, jclass this_class, jlong snapshot_ptr, jint count)
{
GdkSnapshot *snapshot = GTK_SNAPSHOT(_PTR(snapshot_ptr));
while (count--)
gtk_snapshot_pop(snapshot);
}