📄 slider.lst
字号:
C51 COMPILER V8.05a SLIDER 04/11/2008 14:19:38 PAGE 1
C51 COMPILER V8.05a, COMPILATION OF MODULE SLIDER
OBJECT MODULE PLACED IN Slider.obj
COMPILER INVOKED BY: D:\Program Files\keil\C51\BIN\C51.EXE gui\Widget\Slider.c LARGE BROWSE MDU_F120 DEBUG OBJECTEXTEND
-PRINT(.\Slider.lst) OBJECT(Slider.obj)
line level source
1 /*
2 *********************************************************************************************************
3 * uC/GUI
4 * Universal graphic software for embedded applications
5 *
6 * (c) Copyright 2002, Micrium Inc., Weston, FL
7 * (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
8 *
9 * 礐/GUI is protected by international copyright laws. Knowledge of the
10 * source code may not be used to write a similar product. This file may
11 * only be used in accordance with a license and should not be redistributed
12 * in any way. We appreciate your understanding and fairness.
13 *
14 ----------------------------------------------------------------------
15 File : SLIDER.c
16 Purpose : SLIDER for new emWin GSC widgets
17 ---------------------------END-OF-HEADER------------------------------
18 */
19
20 #include <stdlib.h>
21 #include <string.h>
22 #include "gui\Core\GUI_Private.h"
23 #include "SLIDER.h"
24 #include "Widget.h"
25
26
27 #if GUI_WINSUPPORT
/*********************************************************************
*
* Private config defaults
*
**********************************************************************
*/
/* Support for 3D effects */
#ifndef SLIDER_USE_3D
#define SLIDER_USE_3D 1
#endif
/* Define colors */
#ifndef SLIDER_BKCOLOR0_DEFAULT
#define SLIDER_BKCOLOR0_DEFAULT 0xc0c0c0
#endif
#ifndef SLIDER_BKCOLOR1_DEFAULT
#define SLIDER_BKCOLOR1_DEFAULT GUI_WHITE
#endif
#ifndef SLIDER_COLOR0_DEFAULT
#define SLIDER_COLOR0_DEFAULT 0xc0c0c0
#endif
#ifndef SLIDER_COLOR1_DEFAULT
C51 COMPILER V8.05a SLIDER 04/11/2008 14:19:38 PAGE 2
#define SLIDER_COLOR1_DEFAULT GUI_BLACK
#endif
/*********************************************************************
*
* Object definition
*
**********************************************************************
*/
typedef struct {
WIDGET Widget;
GUI_COLOR aBkColor[2];
GUI_COLOR aColor[2];
int Min, Max, v;
int Flags;
int NumSections;
I16 Width;
#if GUI_DEBUG_LEVEL >1
int DebugId;
#endif
} SLIDER_Obj;
/*********************************************************************
*
* Static data
*
**********************************************************************
*/
/* None */
/*********************************************************************
*
* Macros for internal use
*
**********************************************************************
*/
#define SLIDER_ID 0x4544 /* Magic numer, should be unique if possible */
#define SLIDER_H2P(h) (SLIDER_Obj*) WM_H2P(h)
#ifdef _DEBUG
#define SLIDER_ASSERT_IS_VALID_PTR(p) DEBUG_ERROROUT_IF(p->DebugId != SLIDER_ID, "xxx.c: Wrong handle ty
-pe or Object not init'ed")
#define SLIDER_INIT_ID(p) p->DebugId = SLIDER_ID
#define SLIDER_DEINIT_ID(p) p->DebugId = SLIDER_ID+1
#else
#define SLIDER_ASSERT_IS_VALID_PTR(p)
#define SLIDER_INIT_ID(p)
#define SLIDER_DEINIT_ID(p)
#endif
/*********************************************************************
*
* Static routines
*
**********************************************************************
*/
C51 COMPILER V8.05a SLIDER 04/11/2008 14:19:38 PAGE 3
/*********************************************************************
*
* _Paint
*/
static void _Paint(SLIDER_Obj* pObj/*, GUI_RECT*pRect*/) {
int i;
int xsize;
int x0;
GUI_RECT r, rFocus, rSlider, rSlot;
WIDGET__GetClientRect(&pObj->Widget, &rFocus);
GUI__ReduceRect(&r, &rFocus, 1);
xsize = r.x1 - r.x0 + 1 - pObj->Width /*- 2*xSizeEffect*/;
x0 = r.x0 + pObj->Width / 2;
GUI_SetBkColor(pObj->aBkColor[0]);
GUI_Clear();
/* Calculate Slider position */
rSlider = r;
rSlider.y0 = 5;
rSlider.x0 = x0 + xsize * (pObj->v - pObj->Min) / (pObj->Max - pObj->Min) - pObj->Width/2;
rSlider.x1 = rSlider.x0 + pObj->Width;
/* Calculate Slot position */
rSlot.x0 = x0;
rSlot.x1 = x0 + xsize;
rSlot.y0 = (rSlider.y0 + rSlider.y1) /2 -1;
rSlot.y1 = rSlot.y0 +3;
WIDGET__EFFECT_DrawDownRect(&pObj->Widget, &rSlot); /* Draw slot */
/* Draw the ticks */
GUI_SetColor(GUI_BLACK);
for (i = 0; i <= pObj->NumSections; i++) {
int x = x0 + xsize * i / pObj->NumSections;
WIDGET__DrawVLine(&pObj->Widget, x, 1, 3);
}
/* Draw the slider itself */
GUI_SetColor(pObj->aColor[0]);
WIDGET__FillRectEx(&pObj->Widget, &rSlider);
GUI_SetColor(GUI_BLACK);
WIDGET__EFFECT_DrawUpRect(&pObj->Widget, &rSlider);
/* Draw focus */
if (pObj->Widget.State & WIDGET_STATE_FOCUS) {
GUI_SetColor(GUI_BLACK);
WIDGET__DrawFocusRect(&pObj->Widget, &rFocus, 0);
}
}
/*********************************************************************
*
* _OnTouch
*/
static void _OnTouch(SLIDER_Handle hObj, SLIDER_Obj* pObj, WM_MESSAGE*pMsg) {
GUI_TOUCH_tState* pState = (GUI_TOUCH_tState*)pMsg->Data.p;
if (pMsg->Data.p) { /* Something happened in our area (pressed or released) */
if (pState->Pressed) {
int Sel;
int Range = (pObj->Max - pObj->Min);
int x0, xsize;
int x;
x0 = 1 + pObj->Width/2; /* 1 pixel focus rectangle + width of actual slider */
x = (pObj->Widget.State & WIDGET_STATE_VERTICAL) ? pState->y : pState->x;
x -= x0;
xsize = WIDGET__GetWindowSizeX(hObj) - 2 * x0;
if (x <= 0) {
C51 COMPILER V8.05a SLIDER 04/11/2008 14:19:38 PAGE 4
Sel = pObj->Min;
} else if (x >= xsize) {
Sel = pObj->Max;
} else {
Sel = GUI__DivideRound(Range* x, xsize);
Sel += pObj->Min;
}
WM_SetFocus(hObj);
WM_SetCapture(hObj, 1);
SLIDER_SetValue(hObj, Sel);
}
}
}
/*********************************************************************
*
* _OnKey
*/
static void _OnKey(SLIDER_Handle hObj, WM_MESSAGE*pMsg) {
WM_KEY_INFO* pKeyInfo;
int Key;
pKeyInfo = (WM_KEY_INFO*)(pMsg->Data.p);
Key = pKeyInfo->Key;
if (pKeyInfo->PressedCnt > 0) {
switch (Key) {
case GUI_KEY_RIGHT:
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -