1 /*
2 * Copyright (c) 2021 Bestechnic (Shanghai) Co., Ltd. All rights reserved.
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 #include "ui_test.h"
16 #include "common/screen.h"
17 #include "components/root_view.h"
18 #include "components/ui_canvas.h"
19 #include "components/ui_label.h"
20 #include "components/ui_label_button.h"
21 #include "graphic_config.h"
22 #include "hal_tick.h"
23 #include "hilog/log.h"
24 #include <stdlib.h>
25
26 #undef LOG_TAG
27 #define LOG_TAG "UiDemo"
28
29 using namespace OHOS;
30
31 class UiDemo : public UIView::OnClickListener
32 {
33 public:
GetInstance()34 static UiDemo *GetInstance()
35 {
36 static UiDemo instance;
37 return &instance;
38 }
39 void Start();
40
41 private:
UiDemo()42 UiDemo() { srand(HALTick::GetInstance().GetTime()); }
~UiDemo()43 ~UiDemo()
44 {
45 if (btn_ != nullptr) {
46 delete btn_;
47 btn_ = nullptr;
48 }
49 if (label_ != nullptr) {
50 delete label_;
51 label_ = nullptr;
52 }
53 }
54
random(int min,int max)55 int random(int min, int max)
56 {
57 return rand() % (max - min) + min;
58 }
59
OnClick(UIView & view,const ClickEvent & event)60 bool OnClick(UIView &view, const ClickEvent &event) override
61 {
62 Point pos = event.GetCurrentPos();
63 int16_t x = random(view.GetWidth(), Screen::GetInstance().GetWidth() - view.GetWidth());
64 int16_t y = random(view.GetHeight(), Screen::GetInstance().GetHeight() - view.GetHeight());
65 view.SetPosition(x, y);
66 RootView::GetInstance()->Invalidate();
67 HILOG_DEBUG(HILOG_MODULE_APP, "click at (%d,%d), move to (%d,%d)\n", pos.x, pos.y, x, y);
68 return true;
69 }
70
71 RootView *rootView_ = nullptr;
72 UILabelButton *btn_ = nullptr;
73 UILabel *label_ = nullptr;
74 };
75
Start()76 void UiDemo::Start()
77 {
78 if (rootView_ != nullptr) {
79 return;
80 }
81 rootView_ = RootView::GetInstance();
82 rootView_->SetPosition(0, 0);
83 rootView_->Resize(Screen::GetInstance().GetWidth(), Screen::GetInstance().GetHeight());
84 HILOG_DEBUG(HILOG_MODULE_APP, "rootView %d-%d\n", rootView_->GetWidth(), rootView_->GetHeight());
85
86 label_ = new UILabel();
87 label_->SetPosition(150, 50, 150, 64);
88 label_->SetText("鸿蒙图形子系统");
89 rootView_->Add(label_);
90
91 btn_ = new UILabelButton();
92 btn_->SetPosition(150, 200, 150, 64);
93 btn_->SetText("点不到我!");
94 rootView_->Add(btn_);
95 btn_->SetOnClickListener(this);
96
97 rootView_->Invalidate();
98 }
99
UiDemoStart(void)100 void UiDemoStart(void)
101 {
102 UiDemo::GetInstance()->Start();
103 }
104