程序代码如下:
#include
#include
#include "DIALOG.h"
#include "GRAPH.h"
/*********************************************************************
*
* Defines
*
**********************************************************************
*/
#define MAX_VALUE 180
//
// Recommended memory to run the sample with adequate performance
//
#define RECOMMENDED_MEMORY (1024L * 30)
/*********************************************************************
*
* Static data
*
**********************************************************************
*/
static GRAPH_DATA_Handle _ahData[3]; /* 定义三个数据对象句柄 */
static GRAPH_SCALE_Handle _hScaleV; /* 垂直刻度句柄 */
static GRAPH_SCALE_Handle _hScaleH; /* 水平刻度句柄 */
static I16 _aValue[3];
static int _Stop = 0;
/* 三种数据对象显示曲线的颜色定义 */
static GUI_COLOR _aColor[] = {GUI_RED, GUI_GREEN, GUI_LIGHTBLUE};
//
// 对话框资源列表
//
static const GUI_WIDGET_CREATE_INFO _aDialogCreate[] = {
{ FRAMEWIN_CreateIndirect, "Graph widget demo", 0, 0, 0, 320, 240, FRAMEWIN_CF_MOVEABLE },
{ GRAPH_CreateIndirect, 0, GUI_ID_GRAPH0 , 5, 5, 265, 170 },
{ TEXT_CreateIndirect, "Spacing X:", 0 , 10, 180, 50, 20 },
{ TEXT_CreateIndirect, "Spacing Y:", 0 , 10, 200, 50, 20 },
{ SLIDER_CreateIndirect, 0, GUI_ID_SLIDER0 , 60, 180, 60, 16 },
{ SLIDER_CreateIndirect, 0, GUI_ID_SLIDER1 , 60, 200, 60, 16 },
{ CHECKBOX_CreateIndirect, 0, GUI_ID_CHECK0 , 130, 180, 50, 0 },
{ CHECKBOX_CreateIndirect, 0, GUI_ID_CHECK1 , 130, 200, 50, 0 },
{ TEXT_CreateIndirect, "Border", 0 , 275, 5, 35, 15 },
{ CHECKBOX_CreateIndirect, 0, GUI_ID_CHECK2 , 275, 20, 35, 0 },
{ CHECKBOX_CreateIndirect, 0, GUI_ID_CHECK3 , 275, 40, 35, 0 },
{ CHECKBOX_CreateIndirect, 0, GUI_ID_CHECK4 , 275, 60, 35, 0 },
{ CHECKBOX_CreateIndirect, 0, GUI_ID_CHECK5 , 275, 80, 35, 0 },
{ TEXT_CreateIndirect, "Effect", 0 , 275, 100, 35, 15 },
{ RADIO_CreateIndirect, 0, GUI_ID_RADIO0 , 270, 115, 35, 0, 0, 3 },
{ CHECKBOX_CreateIndirect, 0, GUI_ID_CHECK6 , 180, 180, 50, 0 },
{ CHECKBOX_CreateIndirect, 0, GUI_ID_CHECK7 , 180, 200, 50, 0 },
{ BUTTON_CreateIndirect, "Full Screen", GUI_ID_BUTTON0 , 240, 180, 65, 18 },
{ CHECKBOX_CreateIndirect, 0, GUI_ID_CHECK8 , 240, 200, 70, 0 },
};
/*********************************************************************
*
* Static code
*
**********************************************************************
*/
/*********************************************************************
*
* _AddValues
*
* 函数描述:
* 为三个数据对象添加随机数。
*/
static void _AddValues(void) {
unsigned i;
/* 通过for语句循环三次给三个数据对象_ahData[i]添加随机数 */
for (i = 0; i < GUI_COUNTOF(_aColor); i++) {
int Add = ((unsigned)rand()) % (2 + i * i);
int Vz = (((unsigned)(rand()) % 2) << 1) - 1;
_aValue[i] += Add * Vz;
if (_aValue[i] > MAX_VALUE) {
_aValue[i] = MAX_VALUE;
} else if (_aValue[i] < 0) {
_aValue[i] = 0;
}
/* 将生成的随机数添加数据对象,从而更新波形数据 */
GRAPH_DATA_YT_AddValue(_ahData[i], _aValue[i]);
}
}
/*********************************************************************
*
* _UserDraw
*
* 函数描述:
* 在绘制之前和绘制之后调用这个函数 ,此函数只是显示字母Temperature
*/
static void _UserDraw(WM_HWIN hWin, int Stage) {
/* 在绘制之后被调用 */
if (Stage == GRAPH_DRAW_LAST) {
char acText[] = "Temperature";
GUI_RECT Rect;
GUI_RECT RectInvalid;
int FontSizeY;
/* 设置字体 */
GUI_SetFont(&GUI_Font13_ASCII);
FontSizeY = GUI_GetFontSizeY();
/* 获得图形控件区域坐标 */
WM_GetInsideRect(&Rect);
WM_GetInvalidRect(hWin, &RectInvalid);
Rect.x1 = Rect.x0 + FontSizeY;
GUI_SetColor(GUI_YELLOW);
/* 根据获取的图形控件坐标和字体的高度,将字母Temperature显示出来 */
GUI_DispStringInRectEx(acText, &Rect, GUI_TA_HCENTER, strlen(acText), GUI_ROTATE_CCW);
}
}
/*********************************************************************
*
* _ForEach
*
* 函数描述:
* 这个函数用于隐藏或者显示所有的窗口,除了button,graph和scroll控件
*/
static void _ForEach(WM_HWIN hWin, void * pData) {
int Id;
int FullScreenMode;
FullScreenMode = *(int *)pData;
Id = WM_GetId(hWin);
if ((Id == GUI_ID_GRAPH0) || (Id == GUI_ID_BUTTON0) || (Id == GUI_ID_VSCROLL) || (Id == GUI_ID_HSCROLL)) {
return;
}
if (FullScreenMode) {
WM_HideWindow(hWin);
} else {
WM_ShowWindow(hWin);
}
}
/*********************************************************************
*
* _ToggleFullScreenMode
*
* 函数描述:
* 这个函数用于设置进入全屏模式与否,进入相应的模式以后需要放大或者缩小控件
*
*/
static void _ToggleFullScreenMode(WM_HWIN hDlg) {
static int FullScreenMode;
static GUI_RECT Rect;
static unsigned ScalePos;
WM_HWIN hGraph;
WM_HWIN hButton;
WM_HWIN hClient;
GUI_RECT RectInside;
int xPos, yPos;
hGraph = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
hButton = WM_GetDialogItem(hDlg, GUI_ID_BUTTON0);
FullScreenMode ^= 1;
if (FullScreenMode) {
//
// 进入全屏模式
//
hClient = WM_GetClientWindow(hDlg);
BUTTON_SetText(hButton, "Back");
/* 相对移动*/
WM_MoveWindow(hButton, 0, 11);
/* 隐藏框架串口标题 */
FRAMEWIN_SetTitleVis(hDlg, 0);
/* 得到用户区的坐标 */
WM_GetInsideRectEx(hClient, &RectInside);
/* 返回窗口大小 */
WM_GetWindowRectEx(hGraph, &Rect);
/* 遍历所有的子控件,并且将其隐藏 */;
WM_ForEachDesc(hClient, _ForEach, &FullScreenMode);
xPos = WM_GetWindowOrgX(hClient);
yPos = WM_GetWindowOrgY(hClient);
/* 设置窗口位置 */
WM_SetWindowPos(hGraph, xPos, yPos, RectInside.x1, RectInside.y1);
/* 设置水平刻度对象位置 */
ScalePos = GRAPH_SCALE_SetPos(_hScaleH, RectInside.y1 - 20);
} else {
//
// 返回正常模式
//
BUTTON_SetText(hButton, "Full Screen");
WM_MoveWindow(hButton, 0, -11);
WM_ForEachDesc(WM_GetClientWindow(hDlg), _ForEach, &FullScreenMode);
WM_SetWindowPos(hGraph, Rect.x0, Rect.y0, Rect.x1 - Rect.x0 + 1, Rect.y1 - Rect.y0 + 1);
FRAMEWIN_SetTitleVis(hDlg, 1);
GRAPH_SCALE_SetPos(_hScaleH, ScalePos);
}
}
/*********************************************************************
*
* _cbCallback
*
* 函数描述:
* 对话框回调函数
*/
static void _cbCallback(WM_MESSAGE * pMsg) {
unsigned i;
int NCode;
int Id;
int Value;
WM_HWIN hDlg;
WM_HWIN hItem;
hDlg = pMsg->hWin;
switch (pMsg->MsgId) {
case WM_INIT_DIALOG:
hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
//
// 创建3个数据对象,并将其添加到图形控件。
//
for (i = 0; i < GUI_COUNTOF(_aColor); i++) {
_aValue[i] = rand() % 180;
/* 创建数据对象,设置了数据波形的颜色和最大支持500个数据 */
_ahData[i] = GRAPH_DATA_YT_Create(_aColor[i], 500, 0, 0);
/* 将数据对象附加到窗口控件 */
GRAPH_AttachData(hItem, _ahData[i]);
}
//
// 设置图形控件的属性
//
/* 设置Y轴方向栅格的高度 */
GRAPH_SetGridDistY(hItem, 25);
/* 设置栅格可见 */
GRAPH_SetGridVis(hItem, 1);
/* 固定X轴方向栅格 */
GRAPH_SetGridFixedX(hItem, 1);
/* 设置用户绘制 */
GRAPH_SetUserDraw(hItem, _UserDraw);
//
// 创建垂直刻度对象,并将其附加到图形控件
//
_hScaleV = GRAPH_SCALE_Create( 35, GUI_TA_RIGHT, GRAPH_SCALE_CF_VERTICAL, 25); /* 创建垂直刻度对象 */
GRAPH_SCALE_SetTextColor(_hScaleV, GUI_YELLOW); /* 设置刻度标签的颜色 */
GRAPH_AttachScale(hItem, _hScaleV); /* 将垂直刻度对象添加到图形控件 */
//
// 创建水平刻度对象,并将其附加到图形控件
//
_hScaleH = GRAPH_SCALE_Create(155, GUI_TA_HCENTER, GRAPH_SCALE_CF_HORIZONTAL, 50);/* 创建水平刻度对象*/
GRAPH_SCALE_SetTextColor(_hScaleH, GUI_DARKGREEN); /* 设置刻度标签的颜色 */
GRAPH_AttachScale(hItem, _hScaleH); /* 将水平刻度对象添加到图形控件 */
//
// 初始化复选框
//
hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK2);
CHECKBOX_SetText(hItem, "L");
hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK3);
CHECKBOX_SetText(hItem, "T");
hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK4);
CHECKBOX_SetText(hItem, "R");
hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK5);
CHECKBOX_SetText(hItem, "B");
hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK0);
CHECKBOX_SetText(hItem, "Stop");
hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK1);
CHECKBOX_SetText(hItem, "Grid");
CHECKBOX_SetState(hItem, 1);
hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK6);
CHECKBOX_SetText(hItem, "HScroll");
CHECKBOX_SetState(hItem, 1);
hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK7);
CHECKBOX_SetText(hItem, "VScroll");
hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK8);
CHECKBOX_SetText(hItem, "MirrorX");
//
// 初始化滑块控件
//
hItem = WM_GetDialogItem(hDlg, GUI_ID_SLIDER0);
SLIDER_SetRange(hItem, 0, 10);
SLIDER_SetValue(hItem, 5);
SLIDER_SetNumTicks(hItem, 6);
hItem = WM_GetDialogItem(hDlg, GUI_ID_SLIDER1);
SLIDER_SetRange(hItem, 0, 20);
SLIDER_SetValue(hItem, 5);
SLIDER_SetNumTicks(hItem, 6);
//
// 初始化单选框控件
//
hItem = WM_GetDialogItem(hDlg, GUI_ID_RADIO0);
RADIO_SetText(hItem, "3D", 0);
RADIO_SetText(hItem, "flat", 1);
RADIO_SetText(hItem, "-", 2);
//
// 初始化按钮控件
//
hItem = WM_GetDialogItem(hDlg, GUI_ID_BUTTON0);
WM_SetStayOnTop(hItem, 1);
break;
case WM_NOTIFY_PARENT:
Id = WM_GetId(pMsg->hWinSrc); // Id of widget
NCode = pMsg->Data.v; // Notification code
switch (NCode) {
case WM_NOTIFICATION_CLICKED:
switch (Id) {
/* 按钮控件点击消息实现进入全屏和退出全屏模式的反转设置 */
case GUI_ID_BUTTON0:
_ToggleFullScreenMode(hDlg);
break;
}
break;
case WM_NOTIFICATION_VALUE_CHANGED:
switch (Id) {
case GUI_ID_CHECK0:
//
// 停止和重启波形刷新的反转设置
//
_Stop ^= 1;
break;
/* */
case GUI_ID_CHECK1:
//
// 显示表格和不显示表格的反转设置
//
hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
GRAPH_SetGridVis(hItem, CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK1)));
break;
case GUI_ID_CHECK2:
case GUI_ID_CHECK3:
case GUI_ID_CHECK4:
case GUI_ID_CHECK5:
//
// 图形控件是否显示边界的反转设置
//
hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
GRAPH_SetBorder(hItem,
CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK2)) * 40,
CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK3)) * 5,
CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK4)) * 5,
CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK5)) * 5);
break;
case GUI_ID_SLIDER0:
//
// 水平刻度和水平表格的间距设置
//
hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
Value = SLIDER_GetValue(pMsg->hWinSrc) * 10;
GRAPH_SetGridDistX(hItem, Value);
GRAPH_SCALE_SetTickDist(_hScaleH, Value);
break;
case GUI_ID_SLIDER1:
//
// 垂直刻度和垂直表格的间距设置
//
hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
Value = SLIDER_GetValue(pMsg->hWinSrc) * 5;
GRAPH_SetGridDistY(hItem, Value);
GRAPH_SCALE_SetTickDist(_hScaleV, Value);
break;
case GUI_ID_RADIO0:
//
// 控件的三种显示效果切换
//
hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
switch (RADIO_GetValue(pMsg->hWinSrc)) {
case 0:
WIDGET_SetEffect(hItem, &WIDGET_Effect_3D);
break;
case 1:
WIDGET_SetEffect(hItem, &WIDGET_Effect_Simple);
break;
case 2:
WIDGET_SetEffect(hItem, &WIDGET_Effect_None);
break;
}
break;
case GUI_ID_CHECK6:
//
// 是否显示图形控件水平滚动条的反转设置
//
hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
if (CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK6))) {
GRAPH_SetVSizeX(hItem, 500);
} else {
GRAPH_SetVSizeX(hItem, 0);
}
break;
case GUI_ID_CHECK7:
//
// 是否显示图形控件垂直滚动条的反转设置
//
hItem = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
if (CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK7))) {
GRAPH_SetVSizeY(hItem, 300);
} else {
GRAPH_SetVSizeY(hItem, 0);
}
break;
case GUI_ID_CHECK8:
//
// 设置图形控件波形的显示是从左往右,还是从右往左。
//
WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
for (i = 0; i < GUI_COUNTOF(_aColor); i++) {
if (CHECKBOX_IsChecked(WM_GetDialogItem(hDlg, GUI_ID_CHECK8))) {
GRAPH_DATA_YT_SetAlign(_ahData[i], GRAPH_ALIGN_LEFT); /* 设置对其方式 */
GRAPH_DATA_YT_MirrorX (_ahData[i], 1); /* 设置X轴镜像 */
} else {
GRAPH_DATA_YT_SetAlign(_ahData[i], GRAPH_ALIGN_RIGHT); /* 设置对其方式 */
GRAPH_DATA_YT_MirrorX (_ahData[i], 0); /* 设置X轴镜像 */
}
}
break;
}
break;
}
break;
default:
WM_DefaultProc(pMsg);
}
}
/*********************************************************************
*
* Public code
*
**********************************************************************
*/
/*********************************************************************
*
* MainTask
*/
void MainTask(void) {
WM_HWIN hDlg;
WM_HWIN hGraph;
hGraph = 0;
GUI_Init();
//
// Check if recommended memory for the sample is available
//
if (GUI_ALLOC_GetNumFreeBytes() < RECOMMENDED_MEMORY) {
GUI_ErrorOut("Not enough memory available.");
return;
}
GUI_CURSOR_Show();
WM_SetDesktopColor(GUI_BLACK);
#if GUI_SUPPORT_MEMDEV
WM_SetCreateFlags(WM_CF_MEMDEV);
#endif
hDlg = GUI_CreateDialogBox(_aDialogCreate, GUI_COUNTOF(_aDialogCreate), _cbCallback, 0, 0, 0);
while (1) {
#ifdef WIN32
GUI_Delay(10);
#endif
/* 更新图形控件数据 */
if (!_Stop) {
if (!hGraph) {
hGraph = WM_GetDialogItem(hDlg, GUI_ID_GRAPH0);
}
_AddValues();
}
GUI_Exec();
}
} |