1 /*
2 * Copyright (c) 2025 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "modifier_ng/custom/rs_custom_modifier.h"
17
18 #include "pipeline/rs_node_map.h"
19 #include "pipeline/rs_recording_canvas.h"
20 #include "platform/common/rs_log.h"
21 #include "ui/rs_canvas_node.h"
22
23 namespace OHOS::Rosen::ModifierNG {
CreateDrawingContext(std::shared_ptr<RSNode> node)24 RSDrawingContext RSCustomModifierHelper::CreateDrawingContext(std::shared_ptr<RSNode> node)
25 {
26 if (!node) {
27 RS_LOGE("RSCustomModifierHelper::FinishDrawing: node is nullptr");
28 return { nullptr };
29 }
30 if (!node->IsInstanceOf<RSCanvasNode>()) {
31 RS_LOGW("RSCustomModifierHelper::FinishDrawing: node is not a RSCanvasNode, type=%{public}u", node->GetType());
32 return { nullptr };
33 }
34 auto canvasNode = std::static_pointer_cast<RSCanvasNode>(node);
35 auto recordingCanvas = new ExtendRecordingCanvas(canvasNode->GetPaintWidth(), canvasNode->GetPaintHeight());
36 recordingCanvas->SetIsCustomTextType(canvasNode->GetIsCustomTextType());
37 recordingCanvas->SetIsCustomTypeface(canvasNode->GetIsCustomTypeface());
38 return { recordingCanvas, canvasNode->GetPaintWidth(), canvasNode->GetPaintHeight() };
39 }
40
FinishDrawing(RSDrawingContext & ctx)41 std::shared_ptr<Drawing::DrawCmdList> RSCustomModifierHelper::FinishDrawing(RSDrawingContext& ctx)
42 {
43 auto recordingCanvas = static_cast<ExtendRecordingCanvas*>(ctx.canvas);
44 if (!recordingCanvas) {
45 RS_LOGW("RSCustomModifierHelper::FinishDrawing: recordingCanvas is nullptr");
46 return nullptr;
47 }
48 auto recording = recordingCanvas->GetDrawCmdList();
49 if (!recording) {
50 RS_LOGW("RSCustomModifierHelper::FinishDrawing: recording is nullptr");
51 delete ctx.canvas;
52 ctx.canvas = nullptr;
53 return nullptr;
54 }
55 if (RSSystemProperties::GetDrawTextAsBitmap()) {
56 // replace drawOpItem with cached one (generated by CPU)
57 recording->GenerateCache();
58 }
59 delete ctx.canvas;
60 ctx.canvas = nullptr;
61 return recording;
62 }
63 } // namespace OHOS::Rosen::ModifierNG
64