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Implement support for styled lines.
CORE-9984 #resolve

svn path=/trunk/; revision=70387
This commit is contained in:
Timo Kreuzer 2015-12-17 17:44:42 +00:00
parent d91023fb28
commit 0f8f2f51ce
3 changed files with 165 additions and 24 deletions
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135
reactos/win32ss/gdi/eng/lineto.c
View file

@ -28,6 +28,63 @@ TranslateRects(RECT_ENUM *RectEnum, POINTL* Translate)
}
}
LONG
HandleStyles(
BRUSHOBJ *pbo,
POINTL* Translate,
LONG x,
LONG y,
LONG deltax,
LONG deltay,
LONG dx,
LONG dy,
PULONG piStyle)
{
PEBRUSHOBJ pebo = (PEBRUSHOBJ)pbo;
PULONG pulStyles = pebo->pbrush->pStyle;
ULONG iStyle, cStyles = pebo->pbrush->dwStyleCount;
LONG diStyle, offStyle, lStyleMax;
if (cStyles > 0)
{
if (deltax > deltay)
{
offStyle = (x - Translate->x) % pebo->pbrush->ulStyleSize;
diStyle = dx;
lStyleMax = x;
}
else
{
offStyle = (y - Translate->y) % pebo->pbrush->ulStyleSize;
diStyle = dy;
lStyleMax = y;
}
/* Now loop until we have found the style index */
for (iStyle = 0; offStyle >= pulStyles[iStyle]; iStyle++)
{
offStyle -= pulStyles[iStyle];
}
if (diStyle > 0)
{
lStyleMax += pulStyles[iStyle] - offStyle;
}
else
{
lStyleMax -= offStyle + 1;
}
}
else
{
iStyle = 0;
lStyleMax = MAX_COORD;
}
*piStyle = iStyle;
return lStyleMax;
}
/*
* Draw a line from top-left to bottom-right
*/
@ -43,6 +100,12 @@ NWtoSE(SURFOBJ* OutputObj, CLIPOBJ* Clip,
RECT_ENUM RectEnum;
ULONG Pixel = pbo->iSolidColor;
LONG delta;
PEBRUSHOBJ pebo = (PEBRUSHOBJ)pbo;
PULONG pulStyles = pebo->pbrush->pStyle;
ULONG iStyle, cStyles = pebo->pbrush->dwStyleCount;
LONG lStyleMax;
lStyleMax = HandleStyles(pbo, Translate, x, y, deltax, deltay, 1, 1, &iStyle);
CLIPOBJ_cEnumStart(Clip, FALSE, CT_RECTANGLES, CD_RIGHTDOWN, 0);
EnumMore = CLIPOBJ_bEnum(Clip, (ULONG) sizeof(RectEnum), (PVOID) &RectEnum);
@ -72,7 +135,7 @@ NWtoSE(SURFOBJ* OutputObj, CLIPOBJ* Clip,
}
if (ClipRect < RectEnum.arcl + RectEnum.c) /* If there's no current clip rect we're done */
{
if (ClipRect->left <= x && ClipRect->top <= y)
if ((ClipRect->left <= x && ClipRect->top <= y) && ((iStyle & 1) == 0))
{
DibFunctionsForBitmapFormat[OutputObj->iBitmapFormat].DIB_PutPixel(
OutputObj, x, y, Pixel);
@ -80,6 +143,11 @@ NWtoSE(SURFOBJ* OutputObj, CLIPOBJ* Clip,
if (deltax < deltay)
{
y++;
if (y == lStyleMax)
{
iStyle = (iStyle + 1) % cStyles;
lStyleMax = y + pulStyles[iStyle];
}
error = error + deltax;
if (deltay <= error)
{
@ -90,6 +158,11 @@ NWtoSE(SURFOBJ* OutputObj, CLIPOBJ* Clip,
else
{
x++;
if (x == lStyleMax)
{
iStyle = (iStyle + 1) % cStyles;
lStyleMax = x + pulStyles[iStyle];
}
error = error + deltay;
if (deltax <= error)
{
@ -114,6 +187,12 @@ SWtoNE(SURFOBJ* OutputObj, CLIPOBJ* Clip,
RECT_ENUM RectEnum;
ULONG Pixel = pbo->iSolidColor;
LONG delta;
PEBRUSHOBJ pebo = (PEBRUSHOBJ)pbo;
PULONG pulStyles = pebo->pbrush->pStyle;
ULONG iStyle, cStyles = pebo->pbrush->dwStyleCount;
LONG lStyleMax;
lStyleMax = HandleStyles(pbo, Translate, x, y, deltax, deltay, 1, -1, &iStyle);
CLIPOBJ_cEnumStart(Clip, FALSE, CT_RECTANGLES, CD_RIGHTUP, 0);
EnumMore = CLIPOBJ_bEnum(Clip, (ULONG) sizeof(RectEnum), (PVOID) &RectEnum);
@ -142,7 +221,7 @@ SWtoNE(SURFOBJ* OutputObj, CLIPOBJ* Clip,
}
if (ClipRect < RectEnum.arcl + RectEnum.c)
{
if (ClipRect->left <= x && y < ClipRect->bottom)
if ((ClipRect->left <= x && y < ClipRect->bottom) && ((iStyle & 1) == 0))
{
DibFunctionsForBitmapFormat[OutputObj->iBitmapFormat].DIB_PutPixel(
OutputObj, x, y, Pixel);
@ -150,6 +229,11 @@ SWtoNE(SURFOBJ* OutputObj, CLIPOBJ* Clip,
if (deltax < deltay)
{
y--;
if (y == lStyleMax)
{
iStyle = (iStyle - 1) % cStyles;
lStyleMax = y - pulStyles[iStyle];
}
error = error + deltax;
if (deltay <= error)
{
@ -160,6 +244,11 @@ SWtoNE(SURFOBJ* OutputObj, CLIPOBJ* Clip,
else
{
x++;
if (x == lStyleMax)
{
iStyle = (iStyle + 1) % cStyles;
lStyleMax = x + pulStyles[iStyle];
}
error = error + deltay;
if (deltax <= error)
{
@ -184,6 +273,12 @@ NEtoSW(SURFOBJ* OutputObj, CLIPOBJ* Clip,
RECT_ENUM RectEnum;
ULONG Pixel = pbo->iSolidColor;
LONG delta;
PEBRUSHOBJ pebo = (PEBRUSHOBJ)pbo;
PULONG pulStyles = pebo->pbrush->pStyle;
ULONG iStyle, cStyles = pebo->pbrush->dwStyleCount;
LONG lStyleMax;
lStyleMax = HandleStyles(pbo, Translate, x, y, deltax, deltay, -1, 1, &iStyle);
CLIPOBJ_cEnumStart(Clip, FALSE, CT_RECTANGLES, CD_LEFTDOWN, 0);
EnumMore = CLIPOBJ_bEnum(Clip, (ULONG) sizeof(RectEnum), (PVOID) &RectEnum);
@ -212,7 +307,7 @@ NEtoSW(SURFOBJ* OutputObj, CLIPOBJ* Clip,
}
if (ClipRect < RectEnum.arcl + RectEnum.c)
{
if (x < ClipRect->right && ClipRect->top <= y)
if ((x < ClipRect->right && ClipRect->top <= y) && ((iStyle & 1) == 0))
{
DibFunctionsForBitmapFormat[OutputObj->iBitmapFormat].DIB_PutPixel(
OutputObj, x, y, Pixel);
@ -220,6 +315,11 @@ NEtoSW(SURFOBJ* OutputObj, CLIPOBJ* Clip,
if (deltax < deltay)
{
y++;
if (y == lStyleMax)
{
iStyle = (iStyle + 1) % cStyles;
lStyleMax = y + pulStyles[iStyle];
}
error = error + deltax;
if (deltay <= error)
{
@ -230,6 +330,11 @@ NEtoSW(SURFOBJ* OutputObj, CLIPOBJ* Clip,
else
{
x--;
if (x == lStyleMax)
{
iStyle = (iStyle - 1) % cStyles;
lStyleMax = x - pulStyles[iStyle];
}
error = error + deltay;
if (deltax <= error)
{
@ -254,6 +359,12 @@ SEtoNW(SURFOBJ* OutputObj, CLIPOBJ* Clip,
RECT_ENUM RectEnum;
ULONG Pixel = pbo->iSolidColor;
LONG delta;
PEBRUSHOBJ pebo = (PEBRUSHOBJ)pbo;
PULONG pulStyles = pebo->pbrush->pStyle;
ULONG iStyle, cStyles = pebo->pbrush->dwStyleCount;
LONG lStyleMax;
lStyleMax = HandleStyles(pbo, Translate, x, y, deltax, deltay, -1, -1, &iStyle);
CLIPOBJ_cEnumStart(Clip, FALSE, CT_RECTANGLES, CD_LEFTUP, 0);
EnumMore = CLIPOBJ_bEnum(Clip, (ULONG) sizeof(RectEnum), (PVOID) &RectEnum);
@ -282,7 +393,7 @@ SEtoNW(SURFOBJ* OutputObj, CLIPOBJ* Clip,
}
if (ClipRect < RectEnum.arcl + RectEnum.c)
{
if (x < ClipRect->right && y < ClipRect->bottom)
if ((x < ClipRect->right && y < ClipRect->bottom) && ((iStyle & 1) == 0))
{
DibFunctionsForBitmapFormat[OutputObj->iBitmapFormat].DIB_PutPixel(
OutputObj, x, y, Pixel);
@ -290,6 +401,11 @@ SEtoNW(SURFOBJ* OutputObj, CLIPOBJ* Clip,
if (deltax < deltay)
{
y--;
if (y == lStyleMax)
{
iStyle = (iStyle - 1) % cStyles;
lStyleMax = y - pulStyles[iStyle];
}
error = error + deltax;
if (deltay <= error)
{
@ -300,6 +416,11 @@ SEtoNW(SURFOBJ* OutputObj, CLIPOBJ* Clip,
else
{
x--;
if (x == lStyleMax)
{
iStyle = (iStyle - 1) % cStyles;
lStyleMax = x - pulStyles[iStyle];
}
error = error + deltay;
if (deltax <= error)
{
@ -337,6 +458,8 @@ EngLineTo(
RECT_ENUM RectEnum;
BOOL EnumMore;
CLIPOBJ *pcoPriv = NULL;
PEBRUSHOBJ pebo = (PEBRUSHOBJ)pbo;
ULONG cStyles = pebo->pbrush->dwStyleCount;
if (x1 < x2)
{
@ -413,7 +536,7 @@ EngLineTo(
vy = y1;
}
if (y1 == y2)
if ((y1 == y2) && (cStyles == 0))
{
CLIPOBJ_cEnumStart(Clip, FALSE, CT_RECTANGLES, CD_RIGHTDOWN, 0);
do
@ -437,7 +560,7 @@ EngLineTo(
}
while (EnumMore);
}
else if (x1 == x2)
else if ((x1 == x2) && (cStyles == 0))
{
CLIPOBJ_cEnumStart(Clip, FALSE, CT_RECTANGLES, CD_RIGHTDOWN, 0);
do

3
reactos/win32ss/gdi/ntgdi/brush.h
View file

@ -43,7 +43,8 @@ typedef struct _BRUSHBODY
INT iBrushStyle; // 0x070
//PREGION prgn; // 0x074
//DWORD unk078; // 0x078
DWORD unk07c; // 0x07c
//DWORD unk07c; // 0x07c
ULONG ulStyleSize;
LIST_ENTRY ListHead; // 0x080
} BRUSHBODY;

51
reactos/win32ss/gdi/ntgdi/pen.c
View file

@ -86,11 +86,12 @@ IntGdiExtCreatePen(
{
HPEN hPen;
PBRUSH pbrushPen;
static const BYTE PatternAlternate[] = {0x55, 0x55, 0x55, 0};
static const BYTE PatternDash[] = {0xFF, 0xFF, 0xC0, 0};
static const BYTE PatternDot[] = {0xE3, 0x8E, 0x38, 0};
static const BYTE PatternDashDot[] = {0xFF, 0x81, 0xC0, 0};
static const BYTE PatternDashDotDot[] = {0xFF, 0x8E, 0x38, 0};
static ULONG aulStyleAlternate[] = { 1, 1 };
static ULONG aulStyleDash[] = { 6, 2 };
static ULONG aulStyleDot[] = { 1, 1 };
static ULONG aulStyleDashDot[] = { 3, 2, 1, 2 };
static ULONG aulStyleDashDotDot[] = { 3, 1, 1, 1, 1, 1 };
ULONG i;
dwWidth = abs(dwWidth);
@ -128,7 +129,8 @@ IntGdiExtCreatePen(
// FIXME: Copy the bitmap first ?
pbrushPen->hbmClient = (HANDLE)ulClientHatch;
pbrushPen->dwStyleCount = dwStyleCount;
pbrushPen->pStyle = pStyle;
pbrushPen->pStyle = NULL;
pbrushPen->ulStyleSize = 0;
pbrushPen->flAttrs = bOldStylePen ? BR_IS_OLDSTYLEPEN : BR_IS_PEN;
@ -150,28 +152,33 @@ IntGdiExtCreatePen(
break;
case PS_ALTERNATE:
pbrushPen->flAttrs |= BR_IS_BITMAP;
pbrushPen->hbmPattern = GreCreateBitmap(24, 1, 1, 1, (LPBYTE)PatternAlternate);
pbrushPen->flAttrs |= BR_IS_SOLID;
pbrushPen->pStyle = aulStyleAlternate;
pbrushPen->dwStyleCount = _countof(aulStyleAlternate);
break;
case PS_DOT:
pbrushPen->flAttrs |= BR_IS_BITMAP;
pbrushPen->hbmPattern = GreCreateBitmap(24, 1, 1, 1, (LPBYTE)PatternDot);
pbrushPen->flAttrs |= BR_IS_SOLID;
pbrushPen->pStyle = aulStyleDot;
pbrushPen->dwStyleCount = _countof(aulStyleDot);
break;
case PS_DASH:
pbrushPen->flAttrs |= BR_IS_BITMAP;
pbrushPen->hbmPattern = GreCreateBitmap(24, 1, 1, 1, (LPBYTE)PatternDash);
pbrushPen->flAttrs |= BR_IS_SOLID;
pbrushPen->pStyle = aulStyleDash;
pbrushPen->dwStyleCount = _countof(aulStyleDash);
break;
case PS_DASHDOT:
pbrushPen->flAttrs |= BR_IS_BITMAP;
pbrushPen->hbmPattern = GreCreateBitmap(24, 1, 1, 1, (LPBYTE)PatternDashDot);
pbrushPen->flAttrs |= BR_IS_SOLID;
pbrushPen->pStyle = aulStyleDashDot;
pbrushPen->dwStyleCount = _countof(aulStyleDashDot);
break;
case PS_DASHDOTDOT:
pbrushPen->flAttrs |= BR_IS_BITMAP;
pbrushPen->hbmPattern = GreCreateBitmap(24, 1, 1, 1, (LPBYTE)PatternDashDotDot);
pbrushPen->flAttrs |= BR_IS_SOLID;
pbrushPen->pStyle = aulStyleDashDotDot;
pbrushPen->dwStyleCount = _countof(aulStyleDashDotDot);
break;
case PS_INSIDEFRAME:
@ -203,7 +210,9 @@ IntGdiExtCreatePen(
}
}
/* FIXME: What style here? */
pbrushPen->flAttrs |= 0;
pbrushPen->flAttrs |= BR_IS_SOLID;
pbrushPen->dwStyleCount = dwStyleCount;
pbrushPen->pStyle = pStyle;
break;
default:
@ -211,6 +220,14 @@ IntGdiExtCreatePen(
goto ExitCleanup;
}
if (pbrushPen->pStyle != NULL)
{
for (i = 0; i < pbrushPen->dwStyleCount; i++)
{
pbrushPen->ulStyleSize += pbrushPen->pStyle[i];
}
}
PEN_UnlockPen(pbrushPen);
return hPen;