Difference between revisions of "SPINBOX - Custom (Sample)"
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This sample demonstrates custom drawing of a SPINBOX widget. |
This sample demonstrates custom drawing of a SPINBOX widget. |
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+ | == Demo == |
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+ | <html><iframe src="https://wiki.segger.com/demo/emwin/SPINBOX_Custom/SPINBOX_Custom.html" width="480" height="272" style="border: 1px #c0c0c0 solid;" marginwidth="0" marginheight="0" hspace="0" vspace="0" scrolling="no"> </iframe></html> |
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== Code == |
== Code == |
Latest revision as of 16:32, 7 March 2022
SPINBOX_Custom.c | |
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File(s) required |
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Runs in simulation | Yes |
Runs on target | Yes |
Download | SPINBOX_Custom.c |
This sample demonstrates custom drawing of a SPINBOX widget.
Demo
Code
/*********************************************************************
* SEGGER Microcontroller GmbH *
* Solutions for real time microcontroller applications *
**********************************************************************
* *
* (c) 1996 - 2020 SEGGER Microcontroller GmbH *
* *
* Internet: www.segger.com Support: support@segger.com *
* *
**********************************************************************
** emWin V6.10 - Graphical user interface for embedded applications **
emWin is protected by international copyright laws. Knowledge of the
source code may not be used to write a similar product. This file may
only be used in accordance with a license and should not be re-
distributed in any way. We appreciate your understanding and fairness.
----------------------------------------------------------------------
File : SPINBOX_Custom.c
Purpose : Sample that demonstrates the custom drawing of a
SPINBOX widget in emWin.
Requirements: WindowManager - (x)
MemoryDevices - ( )
AntiAliasing - ( )
VNC-Server - ( )
PNG-Library - ( )
TrueTypeFonts - ( )
---------------------------END-OF-HEADER------------------------------
*/
#include "DIALOG.h"
/*********************************************************************
*
* Static data
*
**********************************************************************
*/
/*********************************************************************
*
* bmArrowUp
*/
static GUI_CONST_STORAGE unsigned char _acArrowUp[] = {
/* ABS: 006 Pixels @ 000,000 */ 0, 6, 0xFF, 0xFF, 0xF2, 0x40, 0x40, 0xF2,
/* RLE: 004 Pixels @ 006,000 */ 4, 0xFF,
/* ABS: 024 Pixels @ 002,001 */ 0, 24, 0x2C, 0x00, 0x00, 0x2D, 0xFF, 0xFF, 0xF2, 0x2C, 0x00, 0x3C, 0x3B, 0x00, 0x2D, 0xF2, 0x3D, 0x00, 0x30, 0xF3, 0xF3, 0x2F, 0x00, 0x3E, 0x49, 0x2C,
/* RLE: 004 Pixels @ 002,004 */ 4, 0xFF,
/* ABS: 002 Pixels @ 006,004 */ 0, 2, 0x2B, 0x49,
0
}; // 42 bytes for 40 pixels
GUI_CONST_STORAGE GUI_BITMAP bmArrowUp = {
8, // xSize
5, // ySize
8, // BytesPerLine
GUI_COMPRESS_RLE8, // BitsPerPixel
(const unsigned char *)_acArrowUp, // Pointer to picture data
NULL, // Pointer to palette
GUI_DRAW_RLEALPHA
};
/*********************************************************************
*
* bmArrowDown
*/
static GUI_CONST_STORAGE unsigned char _acArrowDown[] = {
/* ABS: 002 Pixels @ 000,000 */ 0, 2, 0x49, 0x2B,
/* RLE: 004 Pixels @ 002,000 */ 4, 0xFF,
/* ABS: 024 Pixels @ 006,000 */ 0, 24, 0x2C, 0x49, 0x3E, 0x00, 0x2F, 0xF3, 0xF3, 0x30, 0x00, 0x3D, 0xF2, 0x2D, 0x00, 0x3B, 0x3C, 0x00, 0x2C, 0xF2, 0xFF, 0xFF, 0x2D, 0x00, 0x00, 0x2C,
/* RLE: 004 Pixels @ 006,003 */ 4, 0xFF,
/* ABS: 006 Pixels @ 002,004 */ 0, 6, 0xF2, 0x40, 0x40, 0xF2, 0xFF, 0xFF,
0
}; // 42 bytes for 40 pixels
GUI_CONST_STORAGE GUI_BITMAP bmArrowDown = {
8, // xSize
5, // ySize
8, // BytesPerLine
GUI_COMPRESS_RLE8, // BitsPerPixel
(const unsigned char *)_acArrowDown, // Pointer to picture data
NULL, // Pointer to palette
GUI_DRAW_RLEALPHA
};
/*********************************************************************
*
* Static code
*
**********************************************************************
*/
/*********************************************************************
*
* _cbSpinboxSkin
*/
static int _cbSpinboxSkin(const WIDGET_ITEM_DRAW_INFO * pDrawItemInfo) {
switch (pDrawItemInfo->Cmd) {
case WIDGET_ITEM_CREATE:
//
// We land here immediately after creation of the widget
// Only useful if this routine is set as the default skinning routine
//
return 0;
case WIDGET_ITEM_DRAW_BACKGROUND:
//
// Draw background of widget
//
GUI_DrawGradientRoundedV(pDrawItemInfo->x0, pDrawItemInfo->y0, pDrawItemInfo->x1 + 26, pDrawItemInfo->y1 / 2, 3, GUI_GRAY_9A, GUI_GRAY_C8);
GUI_DrawGradientRoundedV(pDrawItemInfo->x0, pDrawItemInfo->y0 + (pDrawItemInfo->y1 / 2), pDrawItemInfo->x1 + 26, pDrawItemInfo->y1, 3, GUI_GRAY_C8, GUI_GRAY_9A);
GUI_SetColor(GUI_BLACK);
GUI_DrawRoundedRect(pDrawItemInfo->x0, pDrawItemInfo->y0, pDrawItemInfo->x1 + 26, pDrawItemInfo->y1, 3);
return 0;
case WIDGET_ITEM_DRAW_BUTTON_R:
//
// Draw upper button
//
GUI_SetColor(GUI_LIGHTBLUE);
GUI_FillRoundedRect(pDrawItemInfo->x0 + 1, pDrawItemInfo->y0 + 1, pDrawItemInfo->x1 - 1, pDrawItemInfo->y1 - 1, 3);
GUI_SetColor(GUI_BLACK);
GUI_DrawRoundedRect(pDrawItemInfo->x0 + 1, pDrawItemInfo->y0 + 1, pDrawItemInfo->x1 - 1, pDrawItemInfo->y1 - 1, 3);
GUI_SetTextMode(GUI_TM_TRANS);
GUI_SetFont(&GUI_Font16B_1);
GUI_DrawBitmap(&bmArrowUp, pDrawItemInfo->x0 + 9, pDrawItemInfo->y0 + 4);
return 0;
case WIDGET_ITEM_DRAW_BUTTON_L:
//
// Draw lower button
//
GUI_SetColor(GUI_LIGHTBLUE);
GUI_FillRoundedRect(pDrawItemInfo->x0 + 1, pDrawItemInfo->y0 + 1, pDrawItemInfo->x1 - 1, pDrawItemInfo->y1 - 1, 3);
GUI_SetColor(GUI_BLACK);
GUI_DrawRoundedRect(pDrawItemInfo->x0 + 1, pDrawItemInfo->y0 + 1, pDrawItemInfo->x1 - 1, pDrawItemInfo->y1 - 1, 3);
GUI_DrawBitmap(&bmArrowDown, pDrawItemInfo->x0 + 9, pDrawItemInfo->y0 + 4);
return 0;
case WIDGET_ITEM_DRAW_FRAME:
//
// Draw item frame
//
return 0;
default:
return 0;
}
}
/*********************************************************************
*
* Public code
*
**********************************************************************
*/
/*********************************************************************
*
* MainTask
*/
void MainTask(void) {
SPINBOX_Handle hSpinbox;
WM_HWIN hEdit;
//
// Init GUI
//
GUI_Init();
WM_SetDesktopColor(GUI_WHITE);
//
// Create spinbox widget
//
hSpinbox = SPINBOX_CreateEx(10, 10, 80, 30, WM_HBKWIN, WM_CF_SHOW, GUI_ID_SPINBOX0, 0, 100);
SPINBOX_SetFont(hSpinbox, &GUI_Font16B_1);
//
// Set background of text area to transparent
//
hEdit = SPINBOX_GetEditHandle(hSpinbox);
WM_SetHasTrans(hEdit);
EDIT_SetBkColor(hEdit, EDIT_CI_ENABLED, GUI_INVALID_COLOR);
//
// Set skinning routine
//
SPINBOX_SetSkin(hSpinbox, _cbSpinboxSkin);
while (1) {
GUI_Delay(100);
}
}
/*************************** End of file ****************************/