1 /*
2 * Copyright (c) 2020-2021 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 "components/ui_label_button.h"
17 #include "common/typed_text.h"
18 #include "draw/draw_label.h"
19 #include "font/ui_font.h"
20
21 namespace OHOS {
UILabelButton()22 UILabelButton::UILabelButton() : labelButtonText_(nullptr), offset_({ 0, 0 })
23 {
24 labelStyle_ = StyleDefault::GetDefaultStyle();
25 }
26
OnDraw(BufferInfo & gfxDstBuffer,const Rect & invalidatedArea)27 void UILabelButton::OnDraw(BufferInfo& gfxDstBuffer, const Rect& invalidatedArea)
28 {
29 UIButton::OnDraw(gfxDstBuffer, invalidatedArea);
30
31 Rect textRect = GetContentRect();
32 textRect.SetLeft(textRect.GetLeft() + offset_.x);
33 textRect.SetTop(textRect.GetTop() + offset_.y);
34 InitLabelButtonText();
35 labelButtonText_->ReMeasureTextSize(textRect, labelStyle_);
36 OpacityType opa = GetMixOpaScale();
37 uint16_t ellipsisIndex = labelButtonText_->GetEllipsisIndex(textRect, labelStyle_);
38 labelButtonText_->OnDraw(gfxDstBuffer, invalidatedArea, GetOrigRect(), textRect, 0,
39 labelStyle_, ellipsisIndex, opa);
40 }
41
~UILabelButton()42 UILabelButton::~UILabelButton()
43 {
44 if (labelButtonText_ != nullptr) {
45 delete labelButtonText_;
46 labelButtonText_ = nullptr;
47 }
48 }
49 } // namespace OHOS
50