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Amiga Plus 1995 #5 & #6
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Amiga Plus CD - 1995 - No. 5 and 6.iso
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gtlayout-source.lha
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LTP_Draw.c
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C/C++ Source or Header
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1995-03-31
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3KB
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112 lines
/* GadTools layout toolkit
**
** Copyright © 1993-1995 by Olaf `Olsen' Barthel
** Freely distributable.
*/
#include "gtlayout_global.h"
VOID __regargs
LTP_DrawBevelBox(LayoutHandle *handle,ObjectNode *node)
{
DrawBevelBox(&handle -> RPort,node -> Left,node -> Top,node -> Width,node -> Height,
GT_VisualInfo, handle -> VisualInfo,
GTBB_Recessed, TRUE,
TAG_DONE);
}
/*****************************************************************************/
VOID __regargs
LTP_PlaceText(LayoutHandle *handle,STRPTR text,ULONG textLen,LONG x,LONG y)
{
Move(&handle -> RPort,x,y);
Text(&handle -> RPort,text,textLen);
}
/*****************************************************************************/
VOID __regargs
LTP_TunnelDraw(struct RastPort *rp,LONG from,LONG to,LONG y,LONG left,LONG right)
{
Draw(rp,from,y);
Draw(rp,left - 1,y);
Move(rp,right + 1,y);
Draw(rp,to,y);
}
/*****************************************************************************/
VOID __regargs
LTP_DrawGroove(LayoutHandle *handle,LONG left,LONG top,LONG width,LONG height,LONG from,LONG to)
{
struct RastPort *rp = &handle -> RPort;
LTP_SetAPen(rp,handle -> ShadowPen);
Move(rp,left + 1,top + 1);
Draw(rp,left + 1,top + height - 2);
Draw(rp,left,top + height - 1);
LTP_TunnelDraw(rp,left,left + width - 2,top,from,to);
Draw(rp,left + width - 4,top + 2);
Draw(rp,left + width - 4,top + height - 3);
Move(rp,left + width - 3,top + 2);
Draw(rp,left + width - 3,top + height - 2);
Draw(rp,left + 3,top + height - 2);
LTP_SetAPen(rp,handle -> ShinePen);
Move(rp,left + width - 2,top + height - 2);
Draw(rp,left + width - 2,top + 1);
Draw(rp,left + width - 1,top);
Draw(rp,left + width - 1,top + height - 1);
Draw(rp,left + 1,top + height - 1);
Draw(rp,left + 3,top + height - 3);
Draw(rp,left + 3,top + 2);
Move(rp,left + 2,top + height - 3);
LTP_TunnelDraw(rp,left + 2,left + width - 4,top + 1,from,to);
}
/*****************************************************************************/
VOID __regargs
LTP_DrawLabel(LayoutHandle *handle,ObjectNode *label)
{
struct RastPort *rp;
LONG left;
left = label -> Left + (label -> Width - label -> LabelWidth) / 2;
rp = &handle -> RPort;
LockLayerRom(rp -> Layer);
if(label -> Label)
{
WORD y,to;
LTP_DrawGroove(handle,label -> Left + handle -> GlyphWidth / 2,y = label -> Top + handle -> RPort . TxHeight / 2,label -> Width - handle -> GlyphWidth,label -> Height - (handle -> RPort . TxHeight + handle -> InterHeight) / 2,left,to = left + label -> LabelWidth - 1);
LTP_SetAPen(rp,handle -> ShinePen);
Move(rp,left,y);
Draw(rp,left,y+1);
LTP_SetAPen(rp,handle -> ShadowPen);
Move(rp,to,y);
Draw(rp,to,y+1);
LTP_SetPens(rp,handle -> DrawInfo -> dri_Pens[HIGHLIGHTTEXTPEN],0,JAM1);
LTP_PlaceText(handle,label -> Label,strlen(label -> Label),left + handle -> GlyphWidth,label -> Top + handle -> RPort . TxBaseline);
}
else
LTP_DrawGroove(handle,label -> Left + handle -> GlyphWidth / 2,label -> Top,label -> Width - handle -> GlyphWidth,label -> Height - handle -> InterHeight / 2,left,left + label -> LabelWidth - 1);
UnlockLayerRom(rp -> Layer);
}