void SetActuatorButtonState(const D4D_OBJECT* pThis, D4D_BOOL state, uint8_t idx)
{
if(actuator_views_state[idx]==state){
return; // already up to date
}
D4D_SetText(pThis, state ? "ON" : "OFF");
D4D_COLOR bg, fg;
if (D4D_IsEnabled(pThis)) {
bg = state ? color_scheme_device.bckg : color_scheme_device.bckgDis;
fg = state ? color_scheme_device.fore : color_scheme_device.foreDis;
}
else {
bg = INACTIVE_BG_COLOR;
fg = INACTIVE_FG_LOW_COLOR;
}
pThis->clrScheme->bckg = bg;
pThis->clrScheme->bckgDis = bg;
pThis->clrScheme->bckgCapture = bg;
pThis->clrScheme->bckgFocus = bg;
pThis->clrScheme->fore = fg;
pThis->clrScheme->foreDis = fg;
pThis->clrScheme->foreCapture = fg;
pThis->clrScheme->foreFocus = fg;
actuator_views_state[idx] = state;
D4D_InvalidateObject(pThis, D4D_TRUE);
}
/**************************************************************************/ /*!
* @brief Function find out if the object is enabled or not
* @param pObject - pointer to the object
* @return <D4D_TRUE - object is enabled, D4D_FALSE - object is disabled>.
* @note This function gets the current status of object enabled / disabled. The function control the
* object itself and also all parents objects..
*******************************************************************************/
D4D_BOOL D4D_IsEnabled(D4D_OBJECT* pObject)
{
if(!(pObject->pData->flags & D4D_OBJECT_F_ENABLED))
return D4D_FALSE;
if(pObject->pRelations)
{
D4D_OBJECT* pParent = D4D_GetParentObject(pObject);
if(pParent)
return D4D_IsEnabled(pParent);
}
return D4D_TRUE;
}
/**************************************************************************/ /*!
* @brief The function set the obejct focus to new object
* @param pScreen - the pointer to screen
* @param pObject - the pointer to object that should be focused
* @return None
* @note In case that there is no other issue (obejct exists, visible, enable ...) the focus is changed to given one
*******************************************************************************/
void D4D_FocusSet(D4D_SCREEN* pScreen, D4D_OBJECT_PTR pObject)
{
D4D_SCREEN_DATA* pData = pScreen->pData;
D4D_OBJECT* pFocusedObj = pData->focusedObject;
D4D_OBJECT* pNewFocus;
if(pScreen == NULL)
return;
// check if object is really item of the current screen
pNewFocus = D4D_FindObject(pScreen, pObject);
if(pNewFocus == NULL)
return;
if(pNewFocus == pFocusedObj) // is selected object same as focused?
return;
if((pNewFocus->pData->flags & (D4D_OBJECT_F_TABSTOP | D4D_OBJECT_F_ENABLED)) != (D4D_OBJECT_F_TABSTOP | D4D_OBJECT_F_ENABLED)) // is this object selectable?
return;
if(!D4D_IsEnabled(pNewFocus))
return;
// invalidate object which is loosing focus
D4D_SetObjectFlags(pFocusedObj, D4D_OBJECT_F_REDRAWSTATE, D4D_FALSE);
// invalidate object which is getting focus
D4D_SetObjectFlags(pNewFocus, D4D_OBJECT_F_REDRAWSTATE, D4D_FALSE);
// move the focus
pData->focusedObject = pNewFocus;
// prepare message
d4d_msg.pScreen = pScreen;
d4d_msg.nMsgId = D4D_MSG_KILLFOCUS;
d4d_msg.pObject = pFocusedObj;
D4D_SendMessage(&d4d_msg);
// prepare message
d4d_msg.pScreen = pScreen;
d4d_msg.nMsgId = D4D_MSG_SETFOCUS;
d4d_msg.pObject = pNewFocus;
D4D_SendMessage(&d4d_msg);
}
static void D4D_PrgrsBarOnDraw(D4D_MESSAGE* pMsg)
{
D4D_OBJECT* pThis = pMsg->pObject;
D4D_PROGRESS_BAR* pPrgrsBar = D4D_GET_PROGRESS_BAR(pThis);
D4D_CLR_SCHEME *pScheme_tmp = D4D_ObjectGetScheme(pThis);
D4D_COLOR clrBar = pPrgrsBar->pData->colorBar;
D4D_COLOR clrBarBckg = pScheme_tmp->objectDepend.progressBar.barBckg;
D4D_OBJECT_DRAWFLAGS draw = pMsg->prm.draw;
D4D_COLOR clrT = D4D_ObjectGetForeColor(pThis, draw);
D4D_COLOR clrB = D4D_ObjectGetBckgFillColor(pThis);
#ifdef D4D_DEBUG
// sanity check
D4D_ASSERT(sizeof(_calc) <= D4D_SCRATCHPAD_SIZE);
#endif
// bar coordinate calculation
D4D_PrgrsBarValue2Coor(pThis);
// when background redraw is needed
if(draw & D4D_OBJECT_DRAWFLAGS_COMPLETE)
D4D_RBox(&_calc.position, &pThis->size, D4D_LINE_THIN, clrT, clrB, pThis->radius);
// Draw the frame
if(draw & (D4D_OBJECT_DRAWFLAGS_COMPLETE | D4D_OBJECT_DRAWFLAGS_STATE))
D4D_DrawFrame(pThis, clrT, clrB);
// if progress_bar is disabled draw progress_bar in grey scale
if(!D4D_IsEnabled(pThis))
{
clrBar = D4D_GetGreyScale(clrBar);
clrBarBckg = D4D_GetGreyScale(clrBarBckg);
}
if(!pPrgrsBar->pData->drawActiveOnly)
D4D_FillRRectXY(_calc.resultC2, _calc.barXY.y, (D4D_COOR)(_calc.barXY.x + _calc.barSize.cx - 1), (D4D_COOR)(_calc.barXY.y + _calc.barSize.cy - 1), clrBarBckg, _calc.inner_radius);
// draw active part of the bar
if(pThis->initFlags & D4D_PRGRS_BAR_F_BAR_SCALECOLOR)
D4D_FillRRectColorScaleXY(_calc.barXY.x, _calc.barXY.y, _calc.resultC1, (D4D_COOR)(_calc.barXY.y + _calc.barSize.cy - 1), pScheme_tmp->objectDepend.progressBar.barFore, clrBar, D4D_DIR_RIGHT, _calc.inner_radius);
else
D4D_FillRRectXY(_calc.barXY.x, _calc.barXY.y, _calc.resultC1, (D4D_COOR)(_calc.barXY.y + _calc.barSize.cy - 1), clrBar, _calc.inner_radius);
}
/**************************************************************************/ /*!
* @brief Function switch on capturing the keys to objects
* @param pObj - pointer to the object. if the parameter is handled as NULL,
* the function switch off the capturing the keys to object.
* @return none.
* @note This function sets the object to the capture keys state. In this state the object obtains all the
* keys inputs including system navigation keys (escape, up, and down). In this state the object is using
* capture colors from a color scheme. To switch off from this state the active screen has to be changed or
* this function has to be called with the input parameter set to NULL.
*******************************************************************************/
void D4D_CaptureKeys(D4D_OBJECT_PTR pObj)
{
// NOTE: we need to send message, but we may just be in the middle of
// message processing (very likely). This may cause problem with
// the global d4d_msg object as we are changing it...
// We better use the temporary memory to instanitate the message
D4D_MESSAGE* pMsg = (D4D_MESSAGE*) d4d_scratchPad;
if(d4d_pKeysCapturer == pObj)
return;
pMsg->pScreen = D4D_GetActiveScreen();
if(d4d_pKeysCapturer)
{
D4D_SetObjectFlags(d4d_pKeysCapturer, D4D_OBJECT_F_REDRAWSTATE, D4D_FALSE);
pMsg->nMsgId = D4D_MSG_KILLCAPTURE;
pMsg->pObject = d4d_pKeysCapturer;
D4D_SendMessage(pMsg);
d4d_pKeysCapturer = NULL;
}
if(pObj != NULL)
{
if((pObj->pData->flags & (D4D_OBJECT_F_VISIBLE | D4D_OBJECT_F_ENABLED | D4D_OBJECT_F_TABSTOP)) == (D4D_OBJECT_F_VISIBLE | D4D_OBJECT_F_ENABLED | D4D_OBJECT_F_TABSTOP))
{
if(D4D_IsEnabled((D4D_OBJECT*)pObj))
{
D4D_FocusSet(D4D_GetActiveScreen(), pObj);
d4d_pKeysCapturer = (D4D_OBJECT*) pObj;
D4D_SetObjectFlags(d4d_pKeysCapturer, D4D_OBJECT_F_REDRAWSTATE, D4D_FALSE);
pMsg->nMsgId = D4D_MSG_SETCAPTURE;
pMsg->pObject = d4d_pKeysCapturer;
D4D_SendMessage(pMsg);
}
}
}
}
static void D4D_MenuOnDraw(D4D_MESSAGE* pMsg)
{
D4D_OBJECT* pThis = pMsg->pObject;
D4D_MENU* pMenu = D4D_GET_MENU(pThis);
D4D_OBJECT_DRAWFLAGS draw = pMsg->prm.draw;
D4D_COLOR clrT, clrB;
D4D_POINT tmp_point;
D4D_SIZE tmp_size;
D4D_STRING tmp_txtbuff;
D4D_STR_PROPERTIES tmp_str_prty;
Byte tmpB;
tmp_txtbuff.str_properties = &tmp_str_prty;
tmp_txtbuff.printOff = 0;
// Get background simple color
clrT = D4D_ObjectGetForeFillColor(pThis);
clrB = D4D_ObjectGetBckgFillColor(pThis);
#ifdef D4D_DEBUG
// sanity check
D4D_ASSERT(sizeof(_calc) <= D4D_SCRATCHPAD_SIZE);
#endif
// Compute all tempoarary values
D4D_MenuValue2Coor(pThis);
// draw just a color rectangle instead of bitmap
if(draw & D4D_OBJECT_DRAWFLAGS_COMPLETE)
{
D4D_FillRRect(&_calc.position, &pThis->size, clrB, pThis->radius);
if(pMenu->pIcon != NULL)
{
tmp_point.x = (D4D_COOR)(_calc.contentGeom.pnt.x + 2);
tmp_point.y = (D4D_COOR)(_calc.contentGeom.pnt.y + ((_calc.titleBar_y - D4D_GetBmpHeight(pMenu->pIcon)) / 2));
D4D_DrawRBmp(&tmp_point, pMenu->pIcon, (D4D_BOOL)!D4D_IsEnabled(pThis), pThis->radius);
}
if(pMenu->title_text.pText)
{
tmp_point.x = (D4D_COOR)(_calc.contentGeom.pnt.x + 4);
#if D4D_ROUND_CORNER_ENABLE != D4D_FALSE
tmp_point.x += (D4D_COOR)(pThis->radius/2);
#endif
if(pMenu->pIcon != NULL)
tmp_point.x += D4D_GetBmpHeight(pMenu->pIcon);
tmp_point.y = _calc.contentGeom.pnt.y;
tmp_size.cx = D4D_GetTextWidth(pMenu->title_text.fontId, pMenu->title_text.pText);
tmp_size.cy = D4D_GetFontHeight(pMenu->title_text.fontId);
D4D_DrawTextRect(&tmp_point, &tmp_size, &pMenu->title_text, clrT, clrB);
}
if(_calc.titleBar_y)
{
D4D_MoveToXY(_calc.contentGeom.pnt.x,\
(D4D_COOR)(_calc.contentGeom.pnt.y + _calc.titleBar_y));
D4D_LineToXY((D4D_COOR)(_calc.contentGeom.pnt.x + _calc.contentGeom.sz.cx - 1),\
(D4D_COOR)(_calc.contentGeom.pnt.y + _calc.titleBar_y), D4D_LINE_THIN, clrT);
}
}
// Draw the frame
if(draw & (D4D_OBJECT_DRAWFLAGS_COMPLETE | D4D_OBJECT_DRAWFLAGS_STATE))
D4D_DrawFrame(pThis, clrT, clrB);
if(pThis->initFlags & D4D_MENU_F_INDEX)
{
// Draw index counter
tmp_txtbuff.printLen = (D4D_INDEX)((_calc.itemsCnt < 10)? 3:5);
tmp_size.cx = (D4D_COOR)(tmp_txtbuff.printLen * D4D_GetFontWidth(pMenu->indexFontId) + 2);
tmp_size.cy = (D4D_COOR)(_calc.titleBar_y - 2);
tmp_point.x = (D4D_COOR)(_calc.contentGeom.pnt.x + _calc.contentGeom.sz.cx - tmp_size.cx - 2);
tmp_point.y = (D4D_COOR)(_calc.contentGeom.pnt.y);
#if D4D_ROUND_CORNER_ENABLE != D4D_FALSE
tmp_size.cy -= (D4D_COOR)(pThis->radius / 2);
tmp_point.x -= (D4D_COOR)(pThis->radius / 2);
tmp_point.y += (D4D_COOR)(pThis->radius / 2);
#endif
tmp_txtbuff.pText = _calc.index_txt;
tmp_txtbuff.fontId = pMenu->indexFontId;
tmp_str_prty.font_properties = D4D_MENU_IX_FNT_PRTY_DEFAULT;
tmp_str_prty.text_properties = D4D_MENU_IX_TXT_PRTY_DEFAULT;
D4D_DrawTextRect(&tmp_point, &tmp_size, &tmp_txtbuff, clrT, clrB);
}
for(tmpB = 0; (tmpB < _calc.posCnt) && (tmpB + pMenu->pData->page_ix < _calc.itemsCnt); tmpB++)
{
if(((pMenu->pData->ix - pMenu->pData->page_ix) != tmpB) || (!D4D_IsEnabled(pThis)))
{
clrT = D4D_ObjectGetForeFillColor(pThis);
clrB = D4D_ObjectGetBckgFillColor(pThis);
}
else
{
D4D_CLR_SCHEME *pScheme_tmp = D4D_ObjectGetScheme(pThis);
clrT = pScheme_tmp->foreFocus;
clrB = pScheme_tmp->bckgFocus;
}
// Draw menu item text
if(pMenu->pItems[tmpB + pMenu->pData->page_ix].text.pText != NULL)
{
tmp_point.x = (D4D_COOR)(_calc.contentGeom.pnt.x + _calc.maxIcon.cx + 4);
tmp_point.y = (D4D_COOR)(_calc.contentGeom.pnt.y + _calc.titleBar_y + 1 + (tmpB * _calc.textOff));
tmp_size.cx = (D4D_COOR)(_calc.contentGeom.sz.cx - (_calc.maxIcon.cx + 6 + ((D4D_GET_MENU_SCROLL_BAR_HOR(pThis)->pData->flags & D4D_OBJECT_F_VISIBLE)? D4D_MENU_SCRLBR_WIDTH:0)));
#if D4D_ROUND_CORNER_ENABLE != D4D_FALSE
tmp_point.x += (D4D_COOR)(pThis->radius / 2);
tmp_size.cx -= (D4D_COOR)(pThis->radius / 1);
#endif
tmp_size.cy = D4D_GetFontHeight(pMenu->itemsFontId); // to invoke autosize capability in axis Y
tmp_txtbuff.pText = pMenu->pItems[tmpB + pMenu->pData->page_ix].text.pText;
tmp_txtbuff.fontId = pMenu->itemsFontId;
tmp_txtbuff.buffSize = 0;
tmp_txtbuff.printLen = D4D_GetTextLength(tmp_txtbuff.pText);
tmp_str_prty.font_properties = D4D_MENU_ITEM_FNT_PRTY_DEFAULT;
tmp_str_prty.text_properties = D4D_MENU_ITEM_TXT_PRTY_DEFAULT;
D4D_DrawTextRect(&tmp_point, &tmp_size, &tmp_txtbuff, clrT, clrB);
}
// Draw menu item icon
if(_calc.maxIcon.cx)
{
tmp_point.x = (D4D_COOR)(_calc.contentGeom.pnt.x + 3);
if(_calc.maxIcon.cy < _calc.textOff)
tmp_point.y = (D4D_COOR)(_calc.contentGeom.pnt.y + _calc.titleBar_y + 3 + (tmpB * _calc.textOff) + ((D4D_GetFontHeight(pMenu->itemsFontId) - _calc.maxIcon.cy) / 2));
else
tmp_point.y = (D4D_COOR)(_calc.contentGeom.pnt.y + _calc.titleBar_y + 3 + (tmpB * _calc.textOff));
if(pMenu->pItems[tmpB + pMenu->pData->page_ix].pIcon != NULL)
D4D_DrawRBmp(&tmp_point, pMenu->pItems[tmpB + pMenu->pData->page_ix].pIcon, (D4D_BOOL)!D4D_IsEnabled(pThis), pThis->radius);
else
D4D_FillRRect(&tmp_point, &_calc.maxIcon, D4D_ObjectGetBckgFillColor(pThis), pThis->radius);
}
}
}
/**************************************************************//*!
*
* Handle the keys (part of main poll call)
*
******************************************************************/
void D4D_HandleKeys(void)
{
// get active screen
D4D_SCREEN* pScreen = D4D_GetActiveScreen();
D4D_OBJECT* pFocus;
D4D_KEY_SCANCODE scanCode;
D4D_BOOL tmp_release;
// TODO what about sending keys to Child objects??
// Check the buffer of input keys changes
if(d4d_KeysBuff.writePos == d4d_KeysBuff.readPos)
return;
// Read the latest record in the buffer of input key event
scanCode = d4d_KeysBuff.buff[d4d_KeysBuff.readPos++];
// Check the overflow of the read pointer of readed input keys
if(d4d_KeysBuff.readPos >= D4D_KEYS_BUFF_LENGTH)
d4d_KeysBuff.readPos = 0;
tmp_release = (D4D_BOOL)(scanCode & D4D_KEY_SCANCODE_RELEASEMASK);
scanCode &= ~D4D_KEY_SCANCODE_RELEASEMASK;
// do we handle the keys ourselves (to navigate across the screen) ?
if(!d4d_pKeysCapturer)
{
if((scanCode & D4D_KEY_SCANCODE_RELEASEMASK) == 0)
{
// escape the screen?
if(scanCode == D4D_KEY_SCANCODE_ESC)
{
if(tmp_release == 0)
D4D_EscapeScreen();
return;
}
// focus previous object on the screen?
else if(scanCode == D4D_KEY_FUNC_FOCUS_PREV)
{
if(tmp_release == 0)
D4D_FocusPrevObject(pScreen);
return;
}
// focus next object on the screen?
else if(scanCode == D4D_KEY_FUNC_FOCUS_NEXT)
{
if(tmp_release == 0)
D4D_FocusNextObject(pScreen, D4D_FALSE);
return;
}
}
}
// does the object get the key events?
// yes, invoke the key events to the active object
pFocus = (D4D_OBJECT*) (d4d_pKeysCapturer ? d4d_pKeysCapturer : D4D_GetFocusedObject(pScreen));
if((pFocus->pData->flags & (D4D_OBJECT_F_VISIBLE | D4D_OBJECT_F_ENABLED | D4D_OBJECT_F_TABSTOP)) == (D4D_OBJECT_F_VISIBLE | D4D_OBJECT_F_ENABLED | D4D_OBJECT_F_TABSTOP))
{
if(D4D_IsEnabled(pFocus))
{
// prepare the message
d4d_msg.pScreen = pScreen;
d4d_msg.pObject = pFocus;
if(tmp_release == 0)
d4d_msg.nMsgId = D4D_MSG_KEYDOWN; // if key was pressed down?
else
d4d_msg.nMsgId = D4D_MSG_KEYUP; // if key was released up?
d4d_msg.prm.key = (D4D_KEY_SCANCODE)(scanCode & D4D_KEY_SCANCODE_KEYMASK);
D4D_SendMessageBack(&d4d_msg);
}
}
}
static void D4D_CheckBoxOnDraw(D4D_MESSAGE* pMsg)
{
D4D_OBJECT* pThis = pMsg->pObject;
D4D_CHECKBOX* pCheckB = D4D_GET_CHECKBOX(pThis);
D4D_CHECKBOX_STATUS* pStatus = D4D_GET_CHECKBOX_STATUS(pThis);
D4D_OBJECT_DRAWFLAGS draw = pMsg->prm.draw;
D4D_COLOR clrT, clrB;
D4D_CLR_SCHEME* pScheme = D4D_ObjectGetScheme(pThis);
D4D_BMP_PROPERTIES bmpProp;
bmpProp = (D4D_ALIGN_V_CENTER_MASK | D4D_ALIGN_H_CENTER_MASK);
D4D_CheckBoxValue2Coor(pThis);
clrT = D4D_ObjectGetForeColor(pThis, draw);
clrB = D4D_ObjectGetBckgFillColor(pThis);
if(draw & D4D_OBJECT_DRAWFLAGS_COMPLETE)
D4D_FillRRect(&_calc.position, &pThis->size, clrB, pThis->radius);
// Draw the frame
if(draw & (D4D_OBJECT_DRAWFLAGS_COMPLETE | D4D_OBJECT_DRAWFLAGS_STATE))
D4D_DrawFrame(pThis, clrT, clrB);
// normal bitmap (also may be NULL if simple rect button is needed
if(*pStatus & D4D_CHECKBOX_STATUS_CHECKED_MASK)
{
if(pCheckB->pBmpChecked != NULL)
D4D_DrawRBmpRect(&_calc.BmpGeom.pnt, &_calc.BmpGeom.sz, pCheckB->pBmpChecked, bmpProp, pScheme->objectDepend.checkBox.iconBckg, (D4D_BOOL)!D4D_IsEnabled(pThis), _calc.iconRadius); // draw the bitmap
else
{
D4D_POINT tmp_point = _calc.BmpGeom.pnt;
D4D_SIZE tmp_size = _calc.BmpGeom.sz;
if(tmp_size.cy - 2 > 0)
{
tmp_point.x++;
tmp_point.y++;
tmp_size.cx -= 2;
tmp_size.cy -= 2;
D4D_RBox(&tmp_point, &tmp_size, D4D_LINE_THICK, clrB, clrT, _calc.iconRadius);
}
}
}
// no bitmap
else
{
if(pCheckB->pBmpUnChecked)
{
// draw the bitmap
D4D_DrawRBmpRect(&_calc.BmpGeom.pnt, &_calc.BmpGeom.sz, pCheckB->pBmpUnChecked, bmpProp, pScheme->objectDepend.checkBox.iconBckg, (D4D_BOOL)!D4D_IsEnabled(pThis), _calc.iconRadius);
}else
{
// draw just a color rectangle instead of bitmap
D4D_FillRRect(&_calc.BmpGeom.pnt, &_calc.BmpGeom.sz, pScheme->objectDepend.checkBox.iconBckg, _calc.iconRadius);
}
}
if(pThis->initFlags & D4D_CHECKBOX_F_ICON_RECTANGLE)
D4D_RRect(&_calc.BmpGeom.pnt, &_calc.BmpGeom.sz, D4D_LINE_THIN, clrT, _calc.iconRadius);
// draw the text
if(pCheckB->textBuff.pText)
D4D_DrawTextRect(&_calc.TxtGeom.pnt, &_calc.TxtGeom.sz, &pCheckB->textBuff, clrT, D4D_ObjectGetBckgColor(pThis, draw));
}
static void D4D_IconOnDraw(D4D_MESSAGE* pMsg)
{
D4D_OBJECT* pThis = pMsg->pObject;
D4D_ICON* pIcon = D4D_GET_ICON(pThis);
D4D_OBJECT_DRAWFLAGS draw = pMsg->prm.draw;
D4D_COLOR clrT, clrB;
D4D_BMP_PROPERTIES bmpProp;
D4D_IconValue2Coor(pThis);
bmpProp = (D4D_ALIGN_V_TOP_MASK | D4D_ALIGN_H_CENTER_MASK);
clrT = D4D_ObjectGetForeColor(pThis, draw);
clrB = D4D_ObjectGetBckgColor(pThis, draw);
// Draw the frame
if(draw & (D4D_OBJECT_DRAWFLAGS_COMPLETE | D4D_OBJECT_DRAWFLAGS_STATE))
D4D_DrawFrame(pThis, clrT, clrB);
// draw the bitmap
if(pIcon->pBmpX[pIcon->pData->index] != NULL)
D4D_DrawRBmpRect(&_calc.contentGeom.pnt,&_calc.contentGeom.sz, pIcon->pBmpX[pIcon->pData->index], bmpProp, clrB, (D4D_BOOL)(!D4D_IsEnabled(pThis)), pThis->radius);
// draw the text
if(pIcon->textBuff.pText != NULL)
{
D4D_SIZE tmp_size;
tmp_size.cx = D4D_GetTextWidth(pIcon->textBuff.fontId, pIcon->textBuff.pText);
tmp_size.cy = D4D_GetFontHeight(pIcon->textBuff.fontId);
D4D_DrawTextRect(&_calc.txtPos, &tmp_size, &pIcon->textBuff, clrT, clrB);
}
}
static void D4D_SldrOnDraw(D4D_MESSAGE* pMsg)
{
D4D_OBJECT* pThis = pMsg->pObject;
D4D_SLIDER* pSldr = D4D_GET_SLIDER(pThis);
D4D_COLOR clrT, clrB;
D4D_COLOR clrBar = pSldr->pData->colorBar;
D4D_COLOR clrBarBckg = D4D_ObjectGetScheme(pThis)->objectDepend.slider.barBckg;
D4D_OBJECT_DRAWFLAGS draw = pMsg->prm.draw;
#ifdef D4D_DEBUG
// sanity check
D4D_ASSERT(sizeof(_calc) <= D4D_SCRATCHPAD_SIZE);
#endif
// bar coordinate calculation
D4D_SldrValue2Coor(pThis);
clrT = D4D_ObjectGetForeColor(pThis, draw);
clrB = D4D_ObjectGetBckgColor(pThis, draw);
// if slider is disabled draw slider in grey scale
if(!D4D_IsEnabled(pThis))
{
clrBar = D4D_GetGreyScale(clrBar);
clrBarBckg = D4D_GetGreyScale(clrBarBckg);
}
// when background redraw is needed
if(draw & D4D_OBJECT_DRAWFLAGS_COMPLETE)
{
// draw the bitmap
if(pSldr->pBmpBkgd != NULL)
D4D_DrawRBmp(&_calc.position, pSldr->pBmpBkgd, (D4D_BOOL)!D4D_IsEnabled(pThis), pThis->radius);
else
D4D_FillRRect(&_calc.position, &pThis->size, D4D_ObjectGetBckgFillColor(pThis), pThis->radius);
}
// draw focus rectangle
D4D_RRect(&_calc.position, &pThis->size, D4D_LINE_THIN, clrT, pThis->radius);
// draw first inactive part
D4D_FillRRect(&_calc.bar1Geom.pnt, &_calc.bar1Geom.sz, clrBarBckg, _calc.inner_radius);
// draw last inactive part of the bar
D4D_FillRRect(&_calc.bar3Geom.pnt, &_calc.bar3Geom.sz, clrBarBckg, _calc.inner_radius);
// draw active part of the bar
if(pThis->initFlags & D4D_SLDR_F_BAR_SCALECOLOR)
D4D_FillRRectColorScale(&_calc.bar2Geom.pnt, &_calc.bar2Geom.sz, D4D_COLOR_SLDR_BAR_START, clrBar, _calc.dir, _calc.bar_radius);
else
D4D_FillRRect(&_calc.bar2Geom.pnt, &_calc.bar2Geom.sz, clrBar, _calc.inner_radius);
// Draw the frame
if(draw & (D4D_OBJECT_DRAWFLAGS_COMPLETE | D4D_OBJECT_DRAWFLAGS_STATE))
D4D_DrawFrame(pThis, clrT, clrB);
// draw the text
if(pSldr->textBuff.pText != NULL)
{
D4D_SIZE tmp_size;
_calc.position.x += pSldr->txtOff.x;
_calc.position.y += pSldr->txtOff.y;
if(!pSldr->txtOff.x)
{
if(_calc.isHorizontal)
_calc.position.x += (D4D_COOR) ((_calc.contentGeom.sz.cx - (D4D_COOR)(D4D_GetTextWidth(pSldr->textBuff.fontId, pSldr->textBuff.pText))) / 2);
else
_calc.position.x += (D4D_COOR) (_calc.bar1Geom.pnt.x + 1);
}
if(!pSldr->txtOff.y)
_calc.position.y += (D4D_COOR) (((_calc.contentGeom.sz.cy - D4D_GetFontHeight(pSldr->textBuff.fontId)) / 2) + 1);
if(pThis->initFlags & D4D_SLDR_F_TEXT_AUTOCOLOR)
clrT = (D4D_COLOR)(~clrBar);
tmp_size.cx = D4D_GetTextWidth(pSldr->textBuff.fontId, pSldr->textBuff.pText);
tmp_size.cy = D4D_GetFontHeight(pSldr->textBuff.fontId);
D4D_DrawTextRect(&_calc.position, &tmp_size, &pSldr->textBuff, clrT, clrB);
}
}
