From 8880d2332dbf23e858ffa293663f145bdedf7091 Mon Sep 17 00:00:00 2001
From: ZY_encoder <zhouyong10@huawei.com>
Date: Tue, 13 May 2025 13:48:47 +0800
Subject: [PATCH] Support high contrast setting on APP

Signed-off-by: ZY_encoder <zhouyong10@huawei.com>
---
 graphic/graphic_2d/native_drawing/BUILD.gn    |  2 +
 .../native_drawing/drawing_text_global.h      | 76 +++++++++++++++++++
 .../native_drawing/libnative_drawing.ndk.json |  4 +
 3 files changed, 82 insertions(+)
 create mode 100644 graphic/graphic_2d/native_drawing/drawing_text_global.h

diff --git a/graphic/graphic_2d/native_drawing/BUILD.gn b/graphic/graphic_2d/native_drawing/BUILD.gn
index 88c0459bc..73dbebd12 100644
--- a/graphic/graphic_2d/native_drawing/BUILD.gn
+++ b/graphic/graphic_2d/native_drawing/BUILD.gn
@@ -51,6 +51,7 @@ ohos_ndk_headers("native_drawing_header") {
     "//interface/sdk_c/graphic/graphic_2d/native_drawing/drawing_text_blob.h",
     "//interface/sdk_c/graphic/graphic_2d/native_drawing/drawing_text_declaration.h",
     "//interface/sdk_c/graphic/graphic_2d/native_drawing/drawing_text_font_descriptor.h",
+    "//interface/sdk_c/graphic/graphic_2d/native_drawing/drawing_text_global.h",
     "//interface/sdk_c/graphic/graphic_2d/native_drawing/drawing_text_line.h",
     "//interface/sdk_c/graphic/graphic_2d/native_drawing/drawing_text_lineTypography.h",
     "//interface/sdk_c/graphic/graphic_2d/native_drawing/drawing_text_run.h",
@@ -106,5 +107,6 @@ ohos_ndk_library("libnative_drawing_ndk") {
     "native_drawing/drawing_text_typography.h",
     "native_drawing/drawing_typeface.h",
     "native_drawing/drawing_types.h",
+    "native_drawing/drawing_text_global.h",
   ]
 }
diff --git a/graphic/graphic_2d/native_drawing/drawing_text_global.h b/graphic/graphic_2d/native_drawing/drawing_text_global.h
new file mode 100644
index 000000000..7a7493c94
--- /dev/null
+++ b/graphic/graphic_2d/native_drawing/drawing_text_global.h
@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) 2025 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License"),
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @addtogroup Drawing
+ * @{
+ *
+ * @brief Provides the global text capability.
+ *
+ * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing
+ *
+ * @since 20
+ * @version 1.0
+ */
+
+/**
+ * @file drawing_text_global.h
+ *
+ * @brief Declares functions related to <b>run</b> in the drawing module.
+ *
+ * @kit ArkGraphics2D
+ * @library libnative_drawing.so
+ * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing
+ * @since 20
+ * @version 1.0
+ */
+
+#ifndef DRAWING_TEXT_GLOBAL_H
+#define DRAWING_TEXT_GLOBAL_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief Defines text rendering high contrast mode to enhance readability.
+ * @since 20
+ * @version 1.0
+ */
+typedef enum {
+    /** Follow system's high contrast settings for text rendering */
+    TEXT_FOLLOW_SYSTEM_HIGH_CONTRAST,
+    /** Disable high contrast rendering regardless of system settings */
+    TEXT_APP_DISABLE_HIGH_CONTRAST,
+    /** Enable high contrast rendering regardless of system settings */
+    TEXT_APP_ENABLE_HIGH_CONTRAST
+} OH_Drawing_TextHighContrast;
+
+
+/**
+ * @brief Sets high contrast mode of text rendering.
+ *
+ * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing
+ * @param action <b>OH_Drawing_TextHighContrast</b> object.
+ * @since 20
+ */
+void OH_Drawing_SetTextHighContrast(OH_Drawing_TextHighContrast action);
+
+#ifdef __cplusplus
+}
+#endif
+#endif // DRAWING_TEXT_GLOBAL_H
+
+/** @} */
\ No newline at end of file
diff --git a/graphic/graphic_2d/native_drawing/libnative_drawing.ndk.json b/graphic/graphic_2d/native_drawing/libnative_drawing.ndk.json
index d39f4f1c0..dcde9e7af 100644
--- a/graphic/graphic_2d/native_drawing/libnative_drawing.ndk.json
+++ b/graphic/graphic_2d/native_drawing/libnative_drawing.ndk.json
@@ -1797,5 +1797,9 @@
     {
         "first_introduced": "20",
         "name": "OH_Drawing_SetTextStyleBadgeType"
+    },
+    {
+        "first_introduced": "20",
+        "name": "OH_Drawing_SetTextHighContrast"
     }
 ]
\ No newline at end of file
-- 
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