static void
draw_ellipse(DiaRenderer *self,
Point *center,
real width, real height,
Color *fill, Color *stroke)
{
WmfRenderer *renderer = WMF_RENDERER (self);
W32::HPEN hPen;
W32::HGDIOBJ hBrush, hBrOld;
DIAG_NOTE(renderer, "draw_ellipse %fx%f @ %f,%f\n",
width, height, center->x, center->y);
if (fill) {
W32::COLORREF rgb = W32COLOR(fill);
hBrush = W32::CreateSolidBrush(rgb);
hBrOld = W32::SelectObject(renderer->hFileDC, hBrush);
}
if (stroke)
hPen = UsePen(renderer, stroke);
W32::Ellipse(renderer->hFileDC,
SCX(center->x - width / 2), /* bbox corners */
SCY(center->y - height / 2),
SCX(center->x + width / 2),
SCY(center->y + height / 2));
if (stroke)
DonePen(renderer, hPen);
if (fill) {
W32::SelectObject(renderer->hFileDC,
W32::GetStockObject (HOLLOW_BRUSH) );
W32::DeleteObject(hBrush);
}
}
static void
draw_arc(DiaRenderer *self,
Point *center,
real width, real height,
real angle1, real angle2,
Color *colour)
{
WmfRenderer *renderer = WMF_RENDERER (self);
W32::HPEN hPen;
W32::POINT ptStart, ptEnd;
DIAG_NOTE(renderer, "draw_arc %fx%f <%f,<%f @%f,%f\n",
width, height, angle1, angle2, center->x, center->y);
hPen = UsePen(renderer, colour);
/* calculate start and end points of arc */
ptStart.x = SCX(center->x + (width / 2.0) * cos((M_PI / 180.0) * angle1));
ptStart.y = SCY(center->y - (height / 2.0) * sin((M_PI / 180.0) * angle1));
ptEnd.x = SCX(center->x + (width / 2.0) * cos((M_PI / 180.0) * angle2));
ptEnd.y = SCY(center->y - (height / 2.0) * sin((M_PI / 180.0) * angle2));
W32::MoveToEx(renderer->hFileDC, ptStart.x, ptStart.y, NULL);
W32::Arc(renderer->hFileDC,
SCX(center->x - width / 2), /* bbox corners */
SCY(center->y - height / 2),
SCX(center->x + width / 2),
SCY(center->y + height / 2),
ptStart.x, ptStart.y, ptEnd.x, ptEnd.y);
DonePen(renderer, hPen);
}
static void
draw_rect(DiaRenderer *self,
Point *ul_corner, Point *lr_corner,
Color *fill, Color *stroke)
{
WmfRenderer *renderer = WMF_RENDERER (self);
W32::HPEN hPen;
DIAG_NOTE(renderer, "draw_rect %f,%f -> %f,%f\n",
ul_corner->x, ul_corner->y, lr_corner->x, lr_corner->y);
if (fill) {
W32::HGDIOBJ hBrush, hBrOld;
W32::COLORREF rgb = W32COLOR(fill);
hBrush = W32::CreateSolidBrush(rgb);
hBrOld = W32::SelectObject(renderer->hFileDC, hBrush);
W32::Rectangle (renderer->hFileDC,
SCX(ul_corner->x), SCY(ul_corner->y),
SCX(lr_corner->x), SCY(lr_corner->y));
W32::SelectObject (renderer->hFileDC,
W32::GetStockObject (HOLLOW_BRUSH) );
W32::DeleteObject(hBrush);
}
if (stroke) {
hPen = UsePen(renderer, stroke);
W32::Rectangle (renderer->hFileDC,
SCX(ul_corner->x), SCY(ul_corner->y),
SCX(lr_corner->x), SCY(lr_corner->y));
DonePen(renderer, hPen);
}
}
static void
draw_polyline(DiaRenderer *self,
Point *points, int num_points,
Color *line_colour)
{
WmfRenderer *renderer = WMF_RENDERER (self);
W32::HPEN hPen;
W32::POINT* pts;
int i;
DIAG_NOTE(renderer, "draw_polyline n:%d %f,%f ...\n",
num_points, points->x, points->y);
if (num_points < 2)
return;
pts = g_new (W32::POINT, num_points+1);
for (i = 0; i < num_points; i++)
{
pts[i].x = SCX(points[i].x);
pts[i].y = SCY(points[i].y);
}
hPen = UsePen(renderer, line_colour);
W32::Polyline(renderer->hFileDC, pts, num_points);
DonePen(renderer, hPen);
g_free(pts);
}
static void
_bezier (DiaRenderer *self,
BezPoint *points,
int numpoints,
Color *colour,
gboolean fill,
gboolean closed)
{
WmfRenderer *renderer = WMF_RENDERER (self);
W32::HGDIOBJ hBrush, hBrOld;
W32::HPEN hPen;
W32::COLORREF rgb = W32COLOR(colour);
DIAG_NOTE(renderer, "_bezier n:%d %fx%f ...\n",
numpoints, points->p1.x, points->p1.y);
if (fill) {
hBrush = W32::CreateSolidBrush(rgb);
hBrOld = W32::SelectObject(renderer->hFileDC, hBrush);
} else {
hPen = UsePen(renderer, colour);
}
W32::BeginPath (renderer->hFileDC);
for (int i = 0; i < numpoints; ++i) {
switch (points[i].type) {
case BezPoint::BEZ_MOVE_TO :
W32::MoveToEx (renderer->hFileDC, SCX(points[i].p1.x), SCY(points[i].p1.y), NULL);
break;
case BezPoint::BEZ_LINE_TO :
W32::LineTo (renderer->hFileDC, SCX(points[i].p1.x), SCY(points[i].p1.y));
break;
case BezPoint::BEZ_CURVE_TO :
{
W32::POINT pts[3] = {
{SCX(points[i].p1.x), SCY(points[i].p1.y)},
{SCX(points[i].p2.x), SCY(points[i].p2.y)},
{SCX(points[i].p3.x), SCY(points[i].p3.y)}
};
W32::PolyBezierTo (renderer->hFileDC, pts, 3);
}
break;
}
}
if (closed)
W32::CloseFigure (renderer->hFileDC);
W32::EndPath (renderer->hFileDC);
if (fill) {
W32::FillPath (renderer->hFileDC);
W32::SelectObject(renderer->hFileDC,
W32::GetStockObject (HOLLOW_BRUSH) );
W32::DeleteObject(hBrush);
} else {
W32::StrokePath (renderer->hFileDC);
DonePen(renderer, hPen);
}
}
static void
draw_bezier(DiaRenderer *self,
BezPoint *points,
int numpoints,
Color *colour)
{
WmfRenderer *renderer = WMF_RENDERER (self);
W32::HPEN hPen;
W32::POINT * pts;
int i;
DIAG_NOTE(renderer, "draw_bezier n:%d %fx%f ...\n",
numpoints, points->p1.x, points->p1.y);
pts = g_new(W32::POINT, (numpoints-1) * 3 + 1);
pts[0].x = SCX(points[0].p1.x);
pts[0].y = SCY(points[0].p1.y);
for (i = 1; i < numpoints; i++)
{
switch(points[i].type)
{
case _BezPoint::BEZ_MOVE_TO:
g_warning("only first BezPoint can be a BEZ_MOVE_TO");
break;
case _BezPoint::BEZ_LINE_TO:
/* everyhing the same ?*/
pts[i*3-2].x = pts[i*3-1].x =
pts[i*3 ].x = SCX(points[i].p1.x);
pts[i*3-2].y = pts[i*3-1].y =
pts[i*3 ].y = SCY(points[i].p1.y);
break;
case _BezPoint::BEZ_CURVE_TO:
/* control points */
pts[i*3-2].x = SCX(points[i].p1.x);
pts[i*3-2].y = SCY(points[i].p1.y);
pts[i*3-1].x = SCX(points[i].p2.x);
pts[i*3-1].y = SCY(points[i].p2.y);
/* end point */
pts[i*3 ].x = SCX(points[i].p3.x);
pts[i*3 ].y = SCY(points[i].p3.y);
break;
default:
break;
}
}
hPen = UsePen(renderer, colour);
W32::PolyBezier(renderer->hFileDC,
pts, (numpoints-1)*3+1);
DonePen(renderer, hPen);
g_free(pts);
}
static void
fill_arc(DiaRenderer *self,
Point *center,
real width, real height,
real angle1, real angle2,
Color *colour)
{
WmfRenderer *renderer = WMF_RENDERER (self);
W32::HPEN hPen;
W32::HGDIOBJ hBrush;
W32::POINT ptStart, ptEnd;
W32::COLORREF rgb = W32COLOR(colour);
DIAG_NOTE(renderer, "fill_arc %fx%f <%f,<%f @%f,%f\n",
width, height, angle1, angle2, center->x, center->y);
if (angle1 > angle2) {
/* make it counter-clockwise by swapping start/end */
real tmp = angle1;
angle1 = angle2;
angle2 = tmp;
}
/* calculate start and end points of arc */
ptStart.x = SCX(center->x + (width / 2.0) * cos((M_PI / 180.0) * angle1));
ptStart.y = SCY(center->y - (height / 2.0) * sin((M_PI / 180.0) * angle1));
ptEnd.x = SCX(center->x + (width / 2.0) * cos((M_PI / 180.0) * angle2));
ptEnd.y = SCY(center->y - (height / 2.0) * sin((M_PI / 180.0) * angle2));
hPen = UsePen(renderer, NULL); /* no border */
hBrush = W32::CreateSolidBrush(rgb);
W32::SelectObject(renderer->hFileDC, hBrush);
W32::Pie(renderer->hFileDC,
SCX(center->x - width / 2), /* bbox corners */
SCY(center->y - height / 2),
SCX(center->x + width / 2),
SCY(center->y + height / 2),
ptStart.x, ptStart.y, ptEnd.x, ptEnd.y);
W32::SelectObject(renderer->hFileDC,
W32::GetStockObject (HOLLOW_BRUSH) );
W32::DeleteObject(hBrush);
DonePen(renderer, hPen);
}
static void
draw_polygon(DiaRenderer *self,
Point *points, int num_points,
Color *fill, Color *stroke)
{
WmfRenderer *renderer = WMF_RENDERER (self);
W32::HPEN hPen;
W32::POINT* pts;
int i;
W32::HBRUSH hBrush, hBrOld;
W32::COLORREF rgb = fill ? W32COLOR(fill) : 0;
DIAG_NOTE(renderer, "draw_polygon n:%d %f,%f ...\n",
num_points, points->x, points->y);
if (num_points < 2)
return;
pts = g_new (W32::POINT, num_points+1);
for (i = 0; i < num_points; i++)
{
pts[i].x = SCX(points[i].x);
pts[i].y = SCY(points[i].y);
}
if (stroke)
hPen = UsePen(renderer, stroke);
if (fill) {
hBrush = W32::CreateSolidBrush(rgb);
hBrOld = (W32::HBRUSH)W32::SelectObject(renderer->hFileDC, hBrush);
}
W32::Polygon(renderer->hFileDC, pts, num_points);
if (stroke)
DonePen(renderer, hPen);
if (fill) {
W32::SelectObject(renderer->hFileDC,
W32::GetStockObject(HOLLOW_BRUSH) );
W32::DeleteObject(hBrush);
}
g_free(pts);
}
static void
draw_line(DiaRenderer *self,
Point *start, Point *end,
Color *line_colour)
{
WmfRenderer *renderer = WMF_RENDERER (self);
W32::HPEN hPen;
DIAG_NOTE(renderer, "draw_line %f,%f -> %f, %f\n",
start->x, start->y, end->x, end->y);
hPen = UsePen(renderer, line_colour);
W32::MoveToEx(renderer->hFileDC, SCX(start->x), SCY(start->y), NULL);
W32::LineTo(renderer->hFileDC, SCX(end->x), SCY(end->y));
DonePen(renderer, hPen);
}
static void
draw_rect(DiaRenderer *self,
Point *ul_corner, Point *lr_corner,
Color *colour)
{
WmfRenderer *renderer = WMF_RENDERER (self);
W32::HPEN hPen;
DIAG_NOTE(renderer, "draw_rect %f,%f -> %f,%f\n",
ul_corner->x, ul_corner->y, lr_corner->x, lr_corner->y);
hPen = UsePen(renderer, colour);
W32::Rectangle(renderer->hFileDC,
SCX(ul_corner->x), SCY(ul_corner->y),
SCX(lr_corner->x), SCY(lr_corner->y));
DonePen(renderer, hPen);
}
static void
draw_ellipse(DiaRenderer *self,
Point *center,
real width, real height,
Color *colour)
{
WmfRenderer *renderer = WMF_RENDERER (self);
W32::HPEN hPen;
DIAG_NOTE(renderer, "draw_ellipse %fx%f @ %f,%f\n",
width, height, center->x, center->y);
hPen = UsePen(renderer, colour);
W32::Ellipse(renderer->hFileDC,
SCX(center->x - width / 2), /* bbox corners */
SCY(center->y - height / 2),
SCX(center->x + width / 2),
SCY(center->y + height / 2));
DonePen(renderer, hPen);
}