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 public:
GetInstance()33 static UiDemo *GetInstance()
34 {
35 static UiDemo instance;
36 return &instance;
37 }
38 void Start();
39
40 private:
UiDemo()41 UiDemo()
42 {
43 srand(HALTick::GetInstance().GetTime());
44 }
~UiDemo()45 ~UiDemo()
46 {
47 if (btn_ != nullptr) {
48 delete btn_;
49 btn_ = nullptr;
50 }
51 if (label_ != nullptr) {
52 delete label_;
53 label_ = nullptr;
54 }
55 }
56
random(int min,int max)57 int random(int min, int max)
58 {
59 return rand() % (max - min) + min;
60 }
61
OnClick(UIView & view,const ClickEvent & event)62 bool OnClick(UIView &view, const ClickEvent &event) override
63 {
64 Point pos = event.GetCurrentPos();
65 int16_t x = random(view.GetWidth(), Screen::GetInstance().GetWidth() - view.GetWidth());
66 int16_t y = random(view.GetHeight(), Screen::GetInstance().GetHeight() - view.GetHeight());
67 view.SetPosition(x, y);
68 RootView::GetInstance()->Invalidate();
69 HILOG_DEBUG(HILOG_MODULE_APP, "click at (%d,%d), move to (%d,%d)\n", pos.x, pos.y, x, y);
70 return true;
71 }
72
73 RootView *rootView_ = nullptr;
74 UILabelButton *btn_ = nullptr;
75 UILabel *label_ = nullptr;
76 };
77
Start()78 void UiDemo::Start()
79 {
80 if (rootView_ != nullptr) {
81 return;
82 }
83 rootView_ = RootView::GetInstance();
84 rootView_->SetPosition(0, 0);
85 rootView_->Resize(Screen::GetInstance().GetWidth(), Screen::GetInstance().GetHeight());
86 HILOG_DEBUG(HILOG_MODULE_APP, "rootView %d-%d\n", rootView_->GetWidth(), rootView_->GetHeight());
87
88 label_ = new UILabel();
89 label_->SetPosition(150, 50, 150, 64);
90 label_->SetText("鸿蒙图形子系统");
91 rootView_->Add(label_);
92
93 btn_ = new UILabelButton();
94 btn_->SetPosition(150, 200, 150, 64);
95 btn_->SetText("点不到我!");
96 rootView_->Add(btn_);
97 btn_->SetOnClickListener(this);
98
99 rootView_->Invalidate();
100 }
101
UiDemoStart(void)102 void UiDemoStart(void)
103 {
104 UiDemo::GetInstance()->Start();
105 }
106