static void TextElementDraw(
void *clientData, void *elementRecord, Tk_Window tkwin,
Drawable d, Ttk_Box b, Ttk_State state)
{
TextElement *text = elementRecord;
if (TextSetup(text, tkwin)) {
TextDraw(text, tkwin, d, b);
TextCleanup(text);
}
}
int CMagneticView::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
if (CView::OnCreate(lpCreateStruct) == -1)
return -1;
TextSetup();
m_iTimer = SetTimer(1,100,NULL);
return 0;
}
static void TextElementSize(
void *clientData, void *elementRecord, Tk_Window tkwin,
int *widthPtr, int *heightPtr, Ttk_Padding *paddingPtr)
{
TextElement *text = elementRecord;
if (!TextSetup(text, tkwin))
return;
*heightPtr = text->height;
*widthPtr = TextReqWidth(text);
TextCleanup(text);
return;
}
static void LabelSetup(
LabelElement *c, Tk_Window tkwin, Ttk_State state)
{
Ttk_Compound *compoundPtr = &c->compound;
Tk_GetPixelsFromObj(NULL,tkwin,c->spaceObj,&c->space);
Ttk_GetCompoundFromObj(NULL,c->compoundObj,(int*)compoundPtr);
/*
* Deal with TTK_COMPOUND_NONE.
*/
if (c->compound == TTK_COMPOUND_NONE) {
if (ImageSetup(&c->image, tkwin, state)) {
c->compound = TTK_COMPOUND_IMAGE;
} else {
c->compound = TTK_COMPOUND_TEXT;
}
} else if (c->compound != TTK_COMPOUND_TEXT) {
if (!ImageSetup(&c->image, tkwin, state)) {
c->compound = TTK_COMPOUND_TEXT;
}
}
if (c->compound != TTK_COMPOUND_IMAGE)
TextSetup(&c->text, tkwin);
/*
* ASSERT:
* if c->compound != IMAGE, then TextSetup() has been called
* if c->compound != TEXT, then ImageSetup() has returned successfully
* c->compound != COMPOUND_NONE.
*/
switch (c->compound)
{
case TTK_COMPOUND_NONE:
/* Can't happen */
break;
case TTK_COMPOUND_TEXT:
c->totalWidth = c->text.width;
c->totalHeight = c->text.height;
break;
case TTK_COMPOUND_IMAGE:
c->totalWidth = c->image.width;
c->totalHeight = c->image.height;
break;
case TTK_COMPOUND_CENTER:
c->totalWidth = MAX(c->image.width, c->text.width);
c->totalHeight = MAX(c->image.height, c->text.height);
break;
case TTK_COMPOUND_TOP:
case TTK_COMPOUND_BOTTOM:
c->totalWidth = MAX(c->image.width, c->text.width);
c->totalHeight = c->image.height + c->text.height + c->space;
break;
case TTK_COMPOUND_LEFT:
case TTK_COMPOUND_RIGHT:
c->totalWidth = c->image.width + c->text.width + c->space;
c->totalHeight = MAX(c->image.height, c->text.height);
break;
}
}