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Code Issues Packages Projects Releases Wiki Activity

android.text.Layout: actually measure text sizes

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This commit is contained in:
Julian Winkler
2024-12-10 23:44:57 +01:00
parent 864750020e
commit 1955522b28
5 changed files with 23 additions and 11 deletions
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8
src/api-impl-jni/graphics/android_graphics_GskCanvas.c
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@@ -2,6 +2,7 @@
#include <graphene.h>
#include <pango/pango.h>
#include "include/c/sk_font.h"
#include "include/c/sk_paint.h"
#include "include/c/sk_path.h"
@@ -104,13 +105,17 @@ JNIEXPORT void JNICALL Java_android_graphics_GskCanvas_native_1drawLine(JNIEnv *
extern GtkWidget *window;
JNIEXPORT void JNICALL Java_android_graphics_GskCanvas_native_1drawText(JNIEnv *env, jclass this_class, jlong snapshot_ptr, jstring text, jfloat x, jfloat y, jlong paint_ptr)
JNIEXPORT void JNICALL Java_android_graphics_GskCanvas_native_1drawText(JNIEnv *env, jclass this_class, jlong snapshot_ptr, jstring text, jfloat x, jfloat y, jlong paint_ptr, jlong font_ptr)
{
GdkSnapshot *snapshot = GTK_SNAPSHOT(_PTR(snapshot_ptr));
sk_paint_t *paint = (sk_paint_t *)_PTR(paint_ptr);
sk_font_t *font = (sk_font_t *)_PTR(font_ptr);
GdkRGBA gdk_color;
sk_paint_get_color4f(paint, (sk_color4f_t *)&gdk_color);
PangoLayout *layout = pango_layout_new(gtk_widget_get_pango_context(window));
PangoFontDescription *description = pango_font_description_new();
pango_font_description_set_size(description, sk_font_get_size(font) * .8f * PANGO_SCALE);
pango_layout_set_font_description(layout, description);
const char *str = (*env)->GetStringUTFChars(env, text, NULL);
pango_layout_set_text(layout, str, -1);
(*env)->ReleaseStringUTFChars(env, text, str);
@@ -118,6 +123,7 @@ JNIEXPORT void JNICALL Java_android_graphics_GskCanvas_native_1drawText(JNIEnv *
gtk_snapshot_append_layout(snapshot, layout, &gdk_color);
gtk_snapshot_translate(snapshot, &GRAPHENE_POINT_INIT(-x, -y));
g_object_unref(layout);
g_object_unref(description);
}
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)