static void test_addpie(void)
{
GpStatus status;
GpPath *path;
GdipCreatePath(FillModeAlternate, &path);
/* NULL argument */
status = GdipAddPathPie(NULL, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
expect(InvalidParameter, status);
status = GdipAddPathPie(path, 0.0, 0.0, 100.0, 50.0, 10.0, 50.0);
expect(Ok, status);
ok_path(path, addpie_path, sizeof(addpie_path)/sizeof(path_test_t), FALSE);
status = GdipResetPath(path);
expect(Ok, status);
/* zero width base ellipse */
status = GdipAddPathPie(path, 0.0, 0.0, 0.0, 60.0, -90.0, 24.0);
expect(InvalidParameter, status);
ok_path(path, addpie_path2, sizeof(addpie_path2)/sizeof(path_test_t), FALSE);
status = GdipResetPath(path);
expect(Ok, status);
/* zero height base ellipse */
status = GdipAddPathPie(path, 0.0, 0.0, 60.0, 0.0 , -90.0, 24.0);
expect(InvalidParameter, status);
ok_path(path, addpie_path3, sizeof(addpie_path3)/sizeof(path_test_t), FALSE);
GdipDeletePath(path);
}
static void test_flatten(void)
{
GpStatus status;
GpPath *path;
GpMatrix *m;
status = GdipCreatePath(FillModeAlternate, &path);
expect(Ok, status);
status = GdipCreateMatrix(&m);
expect(Ok, status);
/* NULL arguments */
status = GdipFlattenPath(NULL, NULL, 0.0);
expect(InvalidParameter, status);
status = GdipFlattenPath(NULL, m, 0.0);
expect(InvalidParameter, status);
/* flatten empty path */
status = GdipFlattenPath(path, NULL, 1.0);
expect(Ok, status);
status = GdipTransformPath(path, 0);
expect(Ok, status);
status = GdipAddPathEllipse(path, 0.0, 0.0, 100.0, 50.0);
expect(Ok, status);
status = GdipFlattenPath(path, NULL, 1.0);
expect(Ok, status);
ok_path(path, flattenellipse_path, sizeof(flattenellipse_path)/sizeof(path_test_t), TRUE);
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 5.0, 10.0, 50.0, 100.0);
expect(Ok, status);
status = GdipFlattenPath(path, NULL, 1.0);
expect(Ok, status);
ok_path(path, flattenline_path, sizeof(flattenline_path)/sizeof(path_test_t), FALSE);
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathArc(path, 0.0, 0.0, 100.0, 50.0, 0.0, 90.0);
expect(Ok, status);
status = GdipFlattenPath(path, NULL, 1.0);
expect(Ok, status);
ok_path(path, flattenarc_path, sizeof(flattenarc_path)/sizeof(path_test_t), TRUE);
/* easy case - quater of a full circle */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathArc(path, 0.0, 0.0, 100.0, 100.0, 0.0, 90.0);
expect(Ok, status);
status = GdipFlattenPath(path, NULL, 1.0);
expect(Ok, status);
ok_path(path, flattenquater_path, sizeof(flattenquater_path)/sizeof(path_test_t), FALSE);
GdipDeleteMatrix(m);
GdipDeletePath(path);
}
GpStatus WINGDIPAPI GdipPathIterNextSubpathPath(GpPathIterator* iter, INT* result,
GpPath* path, BOOL* closed)
{
INT start, end;
TRACE("(%p, %p, %p, %p)\n", iter, result, path, closed);
if(!iter || !result || !closed)
return InvalidParameter;
GdipPathIterNextSubpath(iter, result, &start, &end, closed);
/* return path */
if(((*result) > 0) && path){
GdipResetPath(path);
if(!lengthen_path(path, *result))
return OutOfMemory;
memcpy(path->pathdata.Points, &(iter->pathdata.Points[start]), sizeof(GpPointF)*(*result));
memcpy(path->pathdata.Types, &(iter->pathdata.Types[start]), sizeof(BYTE)*(*result));
path->pathdata.Count = *result;
}
return Ok;
}
/*GDIplus is completely bugged here, we MUST build the gradient in local coord system and apply translation
after, otherwise performances are just horrible*/
void gdip_recompute_radial_gradient(GF_STENCIL _this)
{
s32 repeat, k;
u32 i;
GpPointF pt;
GpMatrix *mat;
GPSTEN();
if (!_sten->needs_rebuild) return;
_sten->needs_rebuild = GF_FALSE;
if (_sten->pRadial) {
GdipDeleteBrush(_sten->pRadial);
_sten->pRadial = NULL;
}
if (_sten->pSolid) {
GdipDeleteBrush(_sten->pSolid);
_sten->pSolid = NULL;
}
if (_sten->circle) {
GdipDeletePath(_sten->circle);
_sten->circle = NULL;
}
GdipCreatePath(FillModeAlternate, &_sten->circle);
/*get number of repeats*/
if (_sten->spread == GF_GRADIENT_MODE_PAD) {
GdipAddPathEllipse(_sten->circle, - _sten->radius.X, -_sten->radius.Y,
2*_sten->radius.X, 2*_sten->radius.Y);
GdipCreatePathGradientFromPath(_sten->circle, &_sten->pRadial);
ARGB *blends = new ARGB[_sten->num_pos + 1];
/*radial blend pos are from bounds to center in gdiplus*/
blends[0] = _sten->cols[_sten->num_pos - 1];
for (i=0; i<_sten->num_pos;i++) {
blends[i+1] = _sten->cols[_sten->num_pos - i - 1];
}
REAL *pos = new REAL[_sten->num_pos + 1];
pos[0] = 0;
for (i=0; i<_sten->num_pos;i++) {
pos[i+1] = _sten->pos[i];
}
GdipSetPathGradientPresetBlend(_sten->pRadial, blends, pos, _sten->num_pos + 1);
delete [] blends;
delete [] pos;
/*set focal*/
pt = _sten->focal;
pt.X -= _sten->center.X;
pt.Y -= _sten->center.Y;
GdipSetPathGradientCenterPoint(_sten->pRadial, &pt);
/*set transform*/
GdipCreateMatrix(&mat);
GdipTranslateMatrix(mat, _sten->center.X, _sten->center.Y, MatrixOrderAppend);
if (_sten->pMat) GdipMultiplyMatrix(mat, _sten->pMat, MatrixOrderAppend);
GdipSetTextureTransform((GpTexture*)_sten->pRadial, mat);
GdipDeleteMatrix(mat);
/*create back brush*/
GdipCreateSolidFill(_sten->cols[_sten->num_pos - 1], &_sten->pSolid);
GdipResetPath(_sten->circle);
GdipAddPathEllipse(_sten->circle, - _sten->radius.X + _sten->center.X, -_sten->radius.Y + _sten->center.Y,
2*_sten->radius.X, 2*_sten->radius.Y);
} else {
repeat = 10;
GdipAddPathEllipse(_sten->circle, - repeat * _sten->radius.X, - repeat*_sten->radius.Y,
2*repeat*_sten->radius.X, 2*repeat*_sten->radius.Y);
GdipCreatePathGradientFromPath(_sten->circle, &_sten->pRadial);
GdipDeletePath(_sten->circle);
_sten->circle = NULL;
ARGB *blends = new ARGB[_sten->num_pos*repeat];
REAL *pos = new REAL[_sten->num_pos*repeat];
if (_sten->spread == GF_GRADIENT_MODE_REPEAT) {
for (k=0; k<repeat; k++) {
for (i=0; i<_sten->num_pos; i++) {
blends[k*_sten->num_pos + i] = _sten->cols[_sten->num_pos - i - 1];
pos[k*_sten->num_pos + i] = (k + _sten->pos[i]) / repeat;
}
}
} else {
for (k=0; k<repeat; k++) {
for (i=0; i<_sten->num_pos; i++) {
u32 index = (k%2) ? (_sten->num_pos-i-1) : i;
blends[k*_sten->num_pos + i] = _sten->cols[index];
if (k%2) {
pos[k*_sten->num_pos + i] = (k + (1 - _sten->pos[index]) ) / repeat;
} else {
pos[k*_sten->num_pos + i] = ( k + _sten->pos[i] ) / repeat;
}
}
}
}
GdipSetPathGradientPresetBlend(_sten->pRadial, blends, pos, _sten->num_pos*repeat);
delete [] pos;
delete [] blends;
/*set focal*/
pt = _sten->focal;
pt.X -= (1 - repeat) * (_sten->focal.X - _sten->center.X) + _sten->center.X;
pt.Y -= (1 - repeat) * (_sten->focal.Y - _sten->center.Y) + _sten->center.Y;
GdipSetPathGradientCenterPoint(_sten->pRadial, &pt);
/*set transform*/
GdipCreateMatrix(&mat);
GdipTranslateMatrix(mat, (1 - repeat) * (_sten->focal.X - _sten->center.X) + _sten->center.X,
(1 - repeat) * (_sten->focal.Y - _sten->center.Y) + _sten->center.Y,
MatrixOrderAppend);
if (_sten->pMat) GdipMultiplyMatrix(mat, _sten->pMat, MatrixOrderAppend);
GdipSetTextureTransform((GpTexture*)_sten->pRadial, mat);
GdipDeleteMatrix(mat);
GdipSetPathGradientWrapMode(_sten->pRadial, WrapModeTileFlipXY);
}
}
static void test_addcurve(void)
{
GpStatus status;
GpPath *path;
GpPointF points[4];
points[0].X = 0.0;
points[0].Y = 0.0;
points[1].X = 10.0;
points[1].Y = 10.0;
points[2].X = 10.0;
points[2].Y = 20.0;
points[3].X = 30.0;
points[3].Y = 10.0;
GdipCreatePath(FillModeAlternate, &path);
/* NULL args */
status = GdipAddPathCurve2(NULL, NULL, 0, 0.0);
expect(InvalidParameter, status);
status = GdipAddPathCurve2(path, NULL, 0, 0.0);
expect(InvalidParameter, status);
status = GdipAddPathCurve2(path, points, -1, 0.0);
expect(InvalidParameter, status);
status = GdipAddPathCurve2(path, points, 1, 1.0);
expect(InvalidParameter, status);
/* add to empty path */
status = GdipAddPathCurve2(path, points, 4, 1.0);
expect(Ok, status);
ok_path(path, addcurve_path, sizeof(addcurve_path)/sizeof(path_test_t), FALSE);
GdipDeletePath(path);
/* add to notempty path and opened figure */
GdipCreatePath(FillModeAlternate, &path);
GdipAddPathLine(path, 100.0, 120.0, 123.0, 10.0);
status = GdipAddPathCurve2(path, points, 4, 1.0);
expect(Ok, status);
ok_path(path, addcurve_path2, sizeof(addcurve_path2)/sizeof(path_test_t), FALSE);
/* NULL args */
GdipResetPath(path);
status = GdipAddPathCurve3(NULL, NULL, 0, 0, 0, 0.0);
expect(InvalidParameter, status);
status = GdipAddPathCurve3(path, NULL, 0, 0, 0, 0.0);
expect(InvalidParameter, status);
/* wrong count, offset.. */
status = GdipAddPathCurve3(path, points, 0, 0, 0, 0.0);
expect(InvalidParameter, status);
status = GdipAddPathCurve3(path, points, 4, 0, 0, 0.0);
expect(InvalidParameter, status);
status = GdipAddPathCurve3(path, points, 4, 0, 4, 0.0);
expect(InvalidParameter, status);
status = GdipAddPathCurve3(path, points, 4, 1, 3, 0.0);
expect(InvalidParameter, status);
status = GdipAddPathCurve3(path, points, 4, 1, 0, 0.0);
expect(InvalidParameter, status);
status = GdipAddPathCurve3(path, points, 4, 3, 1, 0.0);
expect(InvalidParameter, status);
/* use all points */
status = GdipAddPathCurve3(path, points, 4, 0, 3, 1.0);
expect(Ok, status);
ok_path(path, addcurve_path, sizeof(addcurve_path)/sizeof(path_test_t), FALSE);
GdipResetPath(path);
status = GdipAddPathCurve3(path, points, 4, 1, 2, 1.0);
expect(Ok, status);
ok_path(path, addcurve_path3, sizeof(addcurve_path3)/sizeof(path_test_t), FALSE);
GdipDeletePath(path);
}
static void test_widen(void)
{
GpStatus status;
GpPath *path;
GpPen *pen;
GpMatrix *m;
INT count=-1;
status = GdipCreatePath(FillModeAlternate, &path);
expect(Ok, status);
status = GdipCreatePen1(0xffffffff, 10.0, UnitPixel, &pen);
expect(Ok, status);
status = GdipCreateMatrix(&m);
expect(Ok, status);
/* NULL arguments */
status = GdipAddPathLine(path, 5.0, 10.0, 50.0, 10.0);
expect(Ok, status);
status = GdipWidenPath(NULL, NULL, NULL, 0.0);
expect(InvalidParameter, status);
status = GdipWidenPath(path, pen, m, 0.0);
expect(Ok, status);
status = GdipWidenPath(path, pen, NULL, 1.0);
expect(Ok, status);
status = GdipWidenPath(path, NULL, m, 1.0);
expect(InvalidParameter, status);
status = GdipWidenPath(NULL, pen, m, 1.0);
expect(InvalidParameter, status);
/* widen empty path */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(OutOfMemory, status);
/* horizontal line */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 5.0, 10.0, 50.0, 10.0);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_path, sizeof(widenline_path)/sizeof(path_test_t), FALSE);
/* horizontal 2x stretch */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 2.5, 10.0, 25.0, 10.0);
expect(Ok, status);
status = GdipScaleMatrix(m, 2.0, 1.0, MatrixOrderAppend);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_path, sizeof(widenline_path)/sizeof(path_test_t), FALSE);
/* vertical 2x stretch */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 5.0, 5.0, 50.0, 5.0);
expect(Ok, status);
status = GdipScaleMatrix(m, 0.5, 2.0, MatrixOrderAppend);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_path, sizeof(widenline_path)/sizeof(path_test_t), FALSE);
status = GdipScaleMatrix(m, 1.0, 0.5, MatrixOrderAppend);
expect(Ok, status);
/* dashed line */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 5.0, 5.0, 50.0, 5.0);
expect(Ok, status);
status = GdipSetPenDashStyle(pen, DashStyleDash);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_dash_path, sizeof(widenline_dash_path)/sizeof(path_test_t), FALSE);
status = GdipSetPenDashStyle(pen, DashStyleSolid);
expect(Ok, status);
/* pen width in UnitWorld */
GdipDeletePen(pen);
status = GdipCreatePen1(0xffffffff, 10.0, UnitWorld, &pen);
expect(Ok, status);
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 5.0, 10.0, 50.0, 10.0);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_path, sizeof(widenline_path)/sizeof(path_test_t), FALSE);
/* horizontal 2x stretch */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 2.5, 10.0, 25.0, 10.0);
expect(Ok, status);
status = GdipScaleMatrix(m, 2.0, 1.0, MatrixOrderAppend);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_path, sizeof(widenline_path)/sizeof(path_test_t), FALSE);
/* vertical 2x stretch */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 5.0, 5.0, 50.0, 5.0);
expect(Ok, status);
status = GdipScaleMatrix(m, 0.5, 2.0, MatrixOrderAppend);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_wide_path, sizeof(widenline_wide_path)/sizeof(path_test_t), FALSE);
status = GdipScaleMatrix(m, 1.0, 0.5, MatrixOrderAppend);
expect(Ok, status);
/* pen width in UnitInch */
GdipDeletePen(pen);
status = GdipCreatePen1(0xffffffff, 10.0, UnitWorld, &pen);
expect(Ok, status);
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 5.0, 10.0, 50.0, 10.0);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_path, sizeof(widenline_path)/sizeof(path_test_t), FALSE);
/* pen width = 0 pixels - native fails to widen but can draw with this pen */
GdipDeletePen(pen);
status = GdipCreatePen1(0xffffffff, 0.0, UnitPixel, &pen);
expect(Ok, status);
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 5.0, 10.0, 50.0, 10.0);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
status = GdipGetPointCount(path, &count);
expect(Ok, status);
todo_wine expect(0, count);
GdipDeleteMatrix(m);
GdipDeletePen(pen);
GdipDeletePath(path);
}
static void test_widen(void)
{
GpStatus status;
GpPath *path;
GpPen *pen;
GpMatrix *m;
status = GdipCreatePath(FillModeAlternate, &path);
expect(Ok, status);
status = GdipCreatePen1(0xffffffff, 10.0, UnitPixel, &pen);
expect(Ok, status);
status = GdipCreateMatrix(&m);
expect(Ok, status);
/* NULL arguments */
status = GdipAddPathLine(path, 5.0, 10.0, 50.0, 10.0);
expect(Ok, status);
status = GdipWidenPath(NULL, NULL, NULL, 0.0);
expect(InvalidParameter, status);
status = GdipWidenPath(path, pen, m, 0.0);
expect(Ok, status);
status = GdipWidenPath(path, pen, NULL, 1.0);
expect(Ok, status);
status = GdipWidenPath(path, NULL, m, 1.0);
expect(InvalidParameter, status);
status = GdipWidenPath(NULL, pen, m, 1.0);
expect(InvalidParameter, status);
/* widen empty path */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(OutOfMemory, status);
/* horizontal line */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 5.0, 10.0, 50.0, 10.0);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_path, sizeof(widenline_path)/sizeof(path_test_t), FALSE);
/* horizontal 2x stretch */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 2.5, 10.0, 25.0, 10.0);
expect(Ok, status);
status = GdipScaleMatrix(m, 2.0, 1.0, MatrixOrderAppend);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_path, sizeof(widenline_path)/sizeof(path_test_t), FALSE);
/* vertical 2x stretch */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 5.0, 5.0, 50.0, 5.0);
expect(Ok, status);
status = GdipScaleMatrix(m, 0.5, 2.0, MatrixOrderAppend);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_path, sizeof(widenline_path)/sizeof(path_test_t), FALSE);
status = GdipScaleMatrix(m, 1.0, 0.5, MatrixOrderAppend);
expect(Ok, status);
/* pen width in UnitWorld */
GdipDeletePen(pen);
status = GdipCreatePen1(0xffffffff, 10.0, UnitWorld, &pen);
expect(Ok, status);
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 5.0, 10.0, 50.0, 10.0);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_path, sizeof(widenline_path)/sizeof(path_test_t), FALSE);
/* horizontal 2x stretch */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 2.5, 10.0, 25.0, 10.0);
expect(Ok, status);
status = GdipScaleMatrix(m, 2.0, 1.0, MatrixOrderAppend);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_path, sizeof(widenline_path)/sizeof(path_test_t), FALSE);
/* vertical 2x stretch */
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 5.0, 5.0, 50.0, 5.0);
expect(Ok, status);
status = GdipScaleMatrix(m, 0.5, 2.0, MatrixOrderAppend);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_wide_path, sizeof(widenline_wide_path)/sizeof(path_test_t), FALSE);
status = GdipScaleMatrix(m, 1.0, 0.5, MatrixOrderAppend);
expect(Ok, status);
/* pen width in UnitInch */
GdipDeletePen(pen);
status = GdipCreatePen1(0xffffffff, 10.0, UnitWorld, &pen);
expect(Ok, status);
status = GdipResetPath(path);
expect(Ok, status);
status = GdipAddPathLine(path, 5.0, 10.0, 50.0, 10.0);
expect(Ok, status);
status = GdipWidenPath(path, pen, m, 1.0);
expect(Ok, status);
ok_path(path, widenline_path, sizeof(widenline_path)/sizeof(path_test_t), FALSE);
GdipDeleteMatrix(m);
GdipDeletePen(pen);
GdipDeletePath(path);
}
static GF_Glyph *gdip_load_glyph(GF_FontReader *dr, u32 glyph_name)
{
GF_Rect bounds;
GF_Glyph *glyph;
GpPath *path_tmp;
GpStringFormat *fmt;
GpMatrix *mat;
Float est_advance_h;
unsigned short str[4];
int i;
FontPriv *ctx = (FontPriv *)dr->udta;
if (!ctx->font) return NULL;
RectF rc;
rc.X = rc.Y = 0;
rc.Width = rc.Height = 0;
GdipCreateStringFormat(StringFormatFlagsNoWrap | StringFormatFlagsNoFitBlackBox | StringFormatFlagsMeasureTrailingSpaces, LANG_NEUTRAL, &fmt);
GdipSetStringFormatAlign(fmt, StringAlignmentNear);
GdipCreatePath(FillModeAlternate, &path_tmp);
if (glyph_name==0x20) {
est_advance_h = ctx->whitespace_width;
} else {
/*to compute first glyph alignment (say 'x', we figure out its bounding full box by using the '_' char as wrapper (eg, "_x_")
then the bounding box starting from xMin of the glyph ('x_'). The difference between both will give us a good approx
of the glyph alignment*/
str[0] = glyph_name;
str[1] = (unsigned short) '_';
str[2] = (unsigned short) 0;
GdipAddPathString(path_tmp, (const WCHAR *)str, -1, ctx->font, ctx->font_style, ctx->em_size, &rc, fmt);
GdipGetPathWorldBounds(path_tmp, &rc, NULL, NULL);
est_advance_h = rc.Width - ctx->underscore_width;
}
GdipResetPath(path_tmp);
str[0] = glyph_name;
str[1] = (unsigned short) 0;
rc.X = rc.Y = 0;
rc.Width = rc.Height = 0;
GdipAddPathString(path_tmp, (const WCHAR *)str, -1, ctx->font, ctx->font_style, ctx->em_size, &rc, fmt);
GdipGetPathWorldBounds(path_tmp, &rc, NULL, NULL);
/*flip so that we are in a font coordinate system - also move back the glyph to x=0 and y=baseline, GdiPlus doesn't do so*/
GdipCreateMatrix(&mat);
GdipTranslateMatrix(mat, - rc.X, -ctx->ascent, MatrixOrderAppend);
GdipScaleMatrix(mat, 1, -1, MatrixOrderAppend);
GdipTransformPath(path_tmp, mat);
GdipDeleteMatrix(mat);
/*start enum*/
s32 count;
GdipGetPointCount(path_tmp, &count);
GpPointF *pts = new GpPointF[count];
BYTE *types = new BYTE[count];
GdipGetPathTypes(path_tmp, types, count);
GdipGetPathPoints(path_tmp, pts, count);
GF_SAFEALLOC(glyph, GF_Glyph);
GF_SAFEALLOC(glyph->path, GF_Path);
for (i=0; i<count; ) {
BOOL closed = 0;
s32 sub_type;
sub_type = types[i] & PathPointTypePathTypeMask;
if (sub_type == PathPointTypeStart) {
gf_path_add_move_to(glyph->path, FLT2FIX(pts[i].X), FLT2FIX(pts[i].Y));
i++;
}
else if (sub_type == PathPointTypeLine) {
gf_path_add_line_to(glyph->path, FLT2FIX(pts[i].X), FLT2FIX(pts[i].Y));
if (types[i] & PathPointTypeCloseSubpath) gf_path_close(glyph->path);
i++;
}
else if (sub_type == PathPointTypeBezier) {
assert(i+2<=count);
gf_path_add_cubic_to(glyph->path, FLT2FIX(pts[i].X), FLT2FIX(pts[i].Y), FLT2FIX(pts[i+1].X), FLT2FIX(pts[i+1].Y), FLT2FIX(pts[i+2].X), FLT2FIX(pts[i+2].Y));
if (types[i+2] & PathPointTypeCloseSubpath) gf_path_close(glyph->path);
i += 3;
} else {
assert(0);
break;
}
}
delete [] pts;
delete [] types;
GdipDeleteStringFormat(fmt);
GdipDeletePath(path_tmp);
glyph->ID = glyph_name;
glyph->utf_name = glyph_name;
glyph->vert_advance = (s32) (ctx->ascent-ctx->descent);
glyph->horiz_advance = (s32) est_advance_h;
gf_path_get_bounds(glyph->path, &bounds);
glyph->width = FIX2INT(bounds.width);
glyph->height = FIX2INT(bounds.height);
return glyph;
}
static M4Err gdip_add_text_to_path(FontRaster *dr, LPM4PATH path, Bool flipText,
const unsigned short* string, Float left, Float top, Float x_scaling, Float y_scaling,
Float ascent, M4Rect *bounds)
{
GpPath *path_tmp;
GpMatrix *mat;
GpStringFormat *fmt;
Float real_start;
unsigned short str[4];
FontPriv *ctx = (FontPriv *)dr->priv;
if (!ctx->font) return M4BadParam;
RectF rc;
rc.X = rc.Y = 0;
rc.Width = rc.Height = 0;
/*find first non-space char and estimate its glyph pos since GDIplus doesn't give this info*/
s32 len = utf8_wcslen(string);
s32 i=0;
for (; i<len; i++) {
if (string[i] != (unsigned short) ' ') break;
}
if (i>=len) return M4OK;
GdipCreateStringFormat(StringFormatFlagsNoWrap | StringFormatFlagsNoFitBlackBox | StringFormatFlagsMeasureTrailingSpaces, LANG_NEUTRAL, &fmt);
GdipSetStringFormatAlign(fmt, StringAlignmentNear);
GdipCreatePath(FillModeAlternate, &path_tmp);
/*to compute first glyph alignment (say 'x', we figure out its bounding full box by using the '_' char as wrapper (eg, "_x_")
then the bounding box starting from xMin of the glyph ('x_'). The difference between both will give us a good approx
of the glyph alignment*/
str[0] = (unsigned short) '_';
str[1] = string[i];
str[2] = (unsigned short) '_';
str[3] = (unsigned short) 0;
GdipAddPathString(path_tmp, str, -1, ctx->font, ctx->font_style, ctx->font_size, &rc, fmt);
GdipGetPathWorldBounds(path_tmp, &rc, NULL, NULL);
Float w1 = rc.Width - 2 * ctx->underscore_width;
GdipResetPath(path_tmp);
str[0] = string[i];
str[1] = (unsigned short) '_';
str[2] = (unsigned short) 0;
rc.X = rc.Y = 0;
rc.Width = rc.Height = 0;
GdipAddPathString(path_tmp, str, -1, ctx->font, ctx->font_style, ctx->font_size, &rc, fmt);
GdipGetPathWorldBounds(path_tmp, &rc, NULL, NULL);
real_start = w1 - (rc.Width - ctx->underscore_width);
GdipResetPath(path_tmp);
rc.X = rc.Y = 0;
rc.Width = rc.Height = 0;
GdipAddPathString(path_tmp, string, -1, ctx->font, ctx->font_style, ctx->font_size, &rc, fmt);
GdipGetPathWorldBounds(path_tmp, &rc, NULL, NULL);
GdipCreateMatrix(&mat);
Float off_left = rc.X;
Float off_left_real = rc.X;
/*adjust all white space at begin*/
adjust_white_space(string, &off_left, -1*ctx->whitespace_width);
if (flipText) {
/*first translate in local system*/
GdipTranslateMatrix(mat, left - off_left + real_start, -top, MatrixOrderAppend);
/*then scale as specified*/
GdipScaleMatrix(mat, x_scaling, -y_scaling, MatrixOrderAppend);
} else {
/*first translate in local system*/
GdipTranslateMatrix(mat, left - off_left + real_start, top-ascent, MatrixOrderAppend);
/*then scale as specified*/
GdipScaleMatrix(mat, x_scaling, y_scaling, MatrixOrderAppend);
}
GdipTransformPath(path_tmp, mat);
/*start enum*/
s32 count;
GdipGetPointCount(path_tmp, &count);
GpPointF *pts = new GpPointF[count];
BYTE *types = new BYTE[count];
GdipGetPathTypes(path_tmp, types, count);
GdipGetPathPoints(path_tmp, pts, count);
for (i=0; i<count; ) {
BOOL closed = 0;
s32 sub_type;
sub_type = types[i] & PathPointTypePathTypeMask;
if (sub_type == PathPointTypeStart) {
m4_path_add_move_to(path, pts[i].X, pts[i].Y);
i++;
}
else if (sub_type == PathPointTypeLine) {
m4_path_add_line_to(path, pts[i].X, pts[i].Y);
if (types[i] & PathPointTypeCloseSubpath) m4_path_close(path);
i++;
}
else if (sub_type == PathPointTypeBezier) {
assert(i+2<=count);
m4_path_add_cubic_to(path, pts[i].X, pts[i].Y, pts[i+1].X, pts[i+1].Y, pts[i+2].X, pts[i+2].Y);
if (types[i+2] & PathPointTypeCloseSubpath) m4_path_close(path);
i += 3;
} else {
assert(0);
break;
}
}
delete [] pts;
delete [] types;
GdipResetPath(path_tmp);
adjust_white_space(string, &rc.Width, ctx->whitespace_width);
rc.X = off_left_real;
rc.X = off_left;
/*special case where string is just space*/
if (!rc.Height) rc.Height = 1;
GdipAddPathRectangles(path_tmp, &rc, 1);
GdipGetPathWorldBounds(path_tmp, &rc, mat, NULL);
bounds->x = rc.X;
bounds->y = rc.Y;
bounds->width = rc.Width;
bounds->height = rc.Height;
GdipDeleteStringFormat(fmt);
GdipDeletePath(path_tmp);
GdipDeleteMatrix(mat);
return M4OK;
}
