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implement some Canvas methods needed for composeUI

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This commit is contained in:
Julian Winkler
2024-11-30 17:58:31 +01:00
committed by Mis012
parent cb7805bb45
commit d0952101a6
17 changed files with 143 additions and 18 deletions
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18
src/api-impl-jni/graphics/android_graphics_GskCanvas.c
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@@ -119,3 +119,21 @@ JNIEXPORT void JNICALL Java_android_graphics_GskCanvas_native_1drawText(JNIEnv *
gtk_snapshot_translate(snapshot, &GRAPHENE_POINT_INIT(-x, -y));
g_object_unref(layout);
}
JNIEXPORT void JNICALL Java_android_graphics_GskCanvas_native_1drawRoundRect(JNIEnv *env, jclass this_class, jlong snapshot_ptr, jfloat left, jfloat top, jfloat right, jfloat bottom, jfloat rx, jfloat ry, jint color, jfloat width)
{
GdkSnapshot *snapshot = (GdkSnapshot *)_PTR(snapshot_ptr);
GdkRGBA gdk_color[4];
for (int i = 0; i < 4; i++) {
gdk_color[i].red = (float)((color >> 16) & 0xff) / 0xff;
gdk_color[i].green = (float)((color >> 8) & 0xff) / 0xff;
gdk_color[i].blue = (float)((color >> 0) & 0xff) / 0xff;
gdk_color[i].alpha = (float)((color >> 24) & 0xff) / 0xff;
}
GskRoundedRect round_rect = {
.bounds = GRAPHENE_RECT_INIT(left, top, right - left, bottom - top),
.corner = {{rx, ry}, {rx, ry}, {rx, ry}, {rx, ry}},
};
const float widths[4] = {width, width, width, width};
gtk_snapshot_append_border(snapshot, &round_rect, widths, gdk_color);
}

7
src/api-impl-jni/graphics/android_graphics_Matrix.c
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@@ -246,3 +246,10 @@ JNIEXPORT jboolean JNICALL Java_android_graphics_Matrix_native_1preRotate__JFFF(
graphene_matrix_translate(matrix, &GRAPHENE_POINT3D_INIT(px, py, 0));
return true;
}
JNIEXPORT jboolean JNICALL Java_android_graphics_Matrix_native_1equals(JNIEnv *env, jclass class, jlong matrix1_ptr, jlong matrix2_ptr)
{
graphene_matrix_t *matrix1 = (graphene_matrix_t *)_PTR(matrix1_ptr);
graphene_matrix_t *matrix2 = (graphene_matrix_t *)_PTR(matrix2_ptr);
return graphene_matrix_equal(matrix1, matrix2);
}