Forgot to check in renamed files.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1739 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Michael Pfeiffer 2002-10-28 19:31:07 +00:00
parent f93086c8b2
commit 79dc21c98a
2 changed files with 148 additions and 0 deletions

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#include "PathView.h"
#include "LinePathBuilder.h"
#include <InterfaceKit.h>
class ShapeLPB : public LinePathBuilder
{
BShape fShape;
protected:
virtual void MoveTo(BPoint p);
virtual void LineTo(BPoint p);
virtual void BezierTo(BPoint* p);
virtual void ClosePath(void);
public:
ShapeLPB(SubPath *subPath, float penSize, cap_mode capMode, join_mode joinMode, float miterLimit);
BShape *Shape() { return &fShape; }
};
ShapeLPB::ShapeLPB(SubPath *subPath, float penSize, cap_mode capMode, join_mode joinMode, float miterLimit)
: LinePathBuilder(subPath, penSize, capMode, joinMode, miterLimit)
{
}
void ShapeLPB::MoveTo(BPoint p)
{
fShape.MoveTo(p);
}
void ShapeLPB::LineTo(BPoint p)
{
fShape.LineTo(p);
}
void ShapeLPB::BezierTo(BPoint p[3])
{
fShape.BezierTo(p);
}
void ShapeLPB::ClosePath(void)
{
fShape.Close();
}
PathView::PathView(BRect rect)
: BView(rect, NULL, B_FOLLOW_ALL_SIDES, B_WILL_DRAW | B_FULL_UPDATE_ON_RESIZE | B_SUBPIXEL_PRECISE) {
//SetViewColor(B_TRANSPARENT_COLOR);
fMode = kStroke;
fCurPoint = -1;
fWidth = 16;
}
void PathView::Draw(BRect updateRect) {
if (fMode == kDrawOutline) {
} else if (fMode == kStroke) {
const int n = fPath.CountPoints();
BShape shape;
for (int i = 0; i < n; i++) {
if (i == 0)
shape.MoveTo(fPath.PointAt(i));
else
shape.LineTo(fPath.PointAt(i));
}
if (fPath.IsClosed()) shape.Close();
SetPenSize(fWidth);
StrokeShape(&shape);
ShapeLPB path(&fPath, fWidth, LineCapMode(), LineJoinMode(), LineMiterLimit());
path.CreateLinePath();
SetPenSize(1);
BPicture picture;
BeginPicture(&picture);
FillShape(path.Shape());
EndPicture();
PushState();
ClipToPicture(&picture);
SetHighColor(0, 255, 0);
FillRect(Bounds());
PopState();
SetOrigin(200, 0);
SetHighColor(255, 0, 0);
StrokeShape(path.Shape());
Flush();
}
}
void PathView::MouseDown(BPoint point) {
uint32 buttons;
GetMouse(&point, &buttons, false);
if (buttons == B_SECONDARY_MOUSE_BUTTON) {
fCurPoint = fPath.CountPoints();
fPath.AddPoint(point);
} else {
float d = 100000000000.0;
for (int i = 0; i < fPath.CountPoints(); i++) {
BPoint p = point - fPath.PointAt(i);
float e = p.x*p.x + p.y*p.y;
if (e < d) { fCurPoint = i; d = e; }
}
fPath.AtPut(fCurPoint, point);
}
Invalidate();
}
void PathView::MouseMoved(BPoint point, uint32 transit, const BMessage *message) {
if (fCurPoint != -1) {
fPath.AtPut(fCurPoint, point);
Invalidate();
}
}
void PathView::MouseUp(BPoint point) {
fCurPoint = -1;
}
void PathView::SetClose(bool close) {
if (close) fPath.Close();
else fPath.Open();
}

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#ifndef VIEW_H
#define VIEW_H
#include "SubPath.h"
#include <View.h>
class PathView : public BView {
SubPath fPath;
enum {
kDrawOutline,
kStroke
} fMode;
int fCurPoint;
float fWidth;
public:
PathView(BRect rect);
void Draw(BRect updateRect);
void MouseDown(BPoint point);
void MouseUp(BPoint point);
void MouseMoved(BPoint point, uint32 transit, const BMessage *message);
void SetClose(bool close);
};
#endif