dialog_slidercolor.c

来自「ucgui3.90a」· C语言 代码 · 共 307 行 · 第 1/3 页

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};

static const GUI_BITMAP bmSeggerLogoBlue = {
 138, /* XSize */
  65, /* YSize */
  69, /* BytesPerLine */
   4, /* BitsPerPixel */
 acSeggerLogoBlue16,   /* Pointer to picture data (indices) */
 &PalSeggerLogoBlue16  /* Pointer to palette */
};

/*********************************************************************
*
*       static data, dialog resource
*
**********************************************************************
*/

/*********************************************************************
*
*       Dialog resource
*
* This table conatins the info required to create the dialog.
* It has been created manually, but could also be created by a GUI-builder.
*/
static const GUI_WIDGET_CREATE_INFO _aDialogCreate[] = {
  { FRAMEWIN_CreateIndirect, "Adjust color", 0,         10,  40, 300, 160, FRAMEWIN_CF_MOVEABLE},
  { TEXT_CreateIndirect,     "Red:" ,  0,                5,  20,  35,  20, TEXT_CF_LEFT },
  { TEXT_CreateIndirect,     "Green:", 0,                5,  50,  35,  20, TEXT_CF_LEFT },
  { TEXT_CreateIndirect,     "Blue:",  0,                5,  80,  35,  20, TEXT_CF_LEFT },
  { TEXT_CreateIndirect,     "Preview",0,              205,   4,  81,  15, TEXT_CF_HCENTER },
  { SLIDER_CreateIndirect,   NULL,     GUI_ID_SLIDER0,  40,  20, 100,  20 },
  { SLIDER_CreateIndirect,   NULL,     GUI_ID_SLIDER1,  40,  50, 100,  20 },
  { SLIDER_CreateIndirect,   NULL,     GUI_ID_SLIDER2,  40,  80, 100,  20 },
  { EDIT_CreateIndirect,     NULL,     GUI_ID_EDIT0,   145,  20,  30,  20, 0, 3 },
  { EDIT_CreateIndirect,     NULL,     GUI_ID_EDIT1,   145,  50,  30,  20, 0, 3 },
  { EDIT_CreateIndirect,     NULL,     GUI_ID_EDIT2,   145,  80,  30,  20, 0, 3 },
  { BUTTON_CreateIndirect,   "OK",     GUI_ID_OK,       10, 110,  60,  20 },
  { BUTTON_CreateIndirect,   "Cancel", GUI_ID_CANCEL,  230, 110,  60,  20 },
};

/*********************************************************************
*
*       static data, colors
*
**********************************************************************
*/

static U8 _aColorSep[3] = {0, 127, 255};  /* Red, green and blue components */

/*********************************************************************
*
*       static code
*
**********************************************************************
*/

/*********************************************************************
*
*       _OnPaint

  This routine draws the color rectangles.
  The widgets are drawn automatically.
*/
static void _OnPaint(void) {
  /* Draw RGB values */
  GUI_SetColor(_aColorSep[0]);
  GUI_FillRect(180, 20, 199, 39);
  GUI_SetColor(_aColorSep[1] << 8);
  GUI_FillRect(180, 50, 199, 69);
  GUI_SetColor(((U32)_aColorSep[2]) << 16);
  GUI_FillRect(180, 80, 199, 99);
  /* Draw resulting color */
  GUI_SetColor(_aColorSep[0] | (((U32)_aColorSep[1]) << 8) | (((U32)_aColorSep[2]) << 16));
  GUI_FillRect(205, 20, 285, 99);
}

/*********************************************************************
*
*       _OnValueChanged
*/
static void _OnValueChanged(WM_HWIN hDlg, int Id) {
  unsigned Index, v;
  WM_HWIN hSlider, hEdit;
  if ((Id >= GUI_ID_SLIDER0) && (Id <= GUI_ID_SLIDER2)) {
    Index = Id - GUI_ID_SLIDER0;
    /* SLIDER-widget has changed, update EDIT-widget */
    hSlider = WM_GetDialogItem(hDlg, GUI_ID_SLIDER0 + Index);
    hEdit   = WM_GetDialogItem(hDlg, GUI_ID_EDIT0 + Index);
    v = SLIDER_GetValue(hSlider);
    EDIT_SetValue(hEdit, v);
  } else if ((Id >= GUI_ID_EDIT0) && (Id <= GUI_ID_EDIT2)) {
    Index = Id - GUI_ID_EDIT0;
    /* If EDIT-widget has changed, update SLIDER-widget */
    hSlider = WM_GetDialogItem(hDlg, GUI_ID_SLIDER0 + Index);
    hEdit   = WM_GetDialogItem(hDlg, GUI_ID_EDIT0 + Index);
    v = EDIT_GetValue(hEdit);
    SLIDER_SetValue(hSlider, v);
  }
  _aColorSep[Index] = v;