X-Git-Url: http://shamusworld.gotdns.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fdrawlineaction.cpp;h=3dc9f7d240922b1c14f1122a9fa3d791941251a3;hb=9426a17d7752f82b27c47f12df0062b882df3077;hp=ffa2e7eaea35c71cd39ca24be6c9dbe785860eb7;hpb=043ecf4d074909ba2f7f53237962f9eaa72f19c2;p=architektonas diff --git a/src/drawlineaction.cpp b/src/drawlineaction.cpp index ffa2e7e..3dc9f7d 100644 --- a/src/drawlineaction.cpp +++ b/src/drawlineaction.cpp @@ -14,18 +14,19 @@ #include "drawlineaction.h" #include "line.h" +#include "mathconstants.h" #include "painter.h" -//#include "vector.h" -#define FIRST_POINT 0 -#define NEXT_POINT 1 +enum { FIRST_POINT, NEXT_POINT }; -DrawLineAction::DrawLineAction(): state(0), line(NULL) +DrawLineAction::DrawLineAction(): state(FIRST_POINT), line(NULL), + shiftWasPressedOnNextPoint(false) { } + DrawLineAction::~DrawLineAction() { } @@ -33,26 +34,41 @@ DrawLineAction::~DrawLineAction() /*virtual*/ void DrawLineAction::Draw(Painter * painter) { - // Need to fix pen colors, etc... + painter->SetPen(QPen(Qt::red, 2.0, Qt::DotLine)); + // I think stuff like crosshairs should be done in the DrawingView, tho + // (and it's done there now...) if (state == FIRST_POINT) { - painter->DrawPoint(p1.x, p1.y); + painter->DrawHandle(p1); } else { painter->DrawLine(p1, p2); + painter->DrawHandle(p2); + + Vector v(p1, p2); + double absAngle = v.Angle() * RADIANS_TO_DEGREES; + double absLength = v.Magnitude(); + QString text = tr("Length: %1 in.\n") + QChar(0x2221) + tr(": %2"); + text = text.arg(absLength).arg(absAngle); + painter->DrawInformativeText(text); } } + /*virtual*/ void DrawLineAction::MouseDown(Vector point) { + // Clear our override... + shiftWasPressedOnNextPoint = false; + if (state == FIRST_POINT) p1 = point; else p2 = point; } + /*virtual*/ void DrawLineAction::MouseMoved(Vector point) { if (state == FIRST_POINT) @@ -61,21 +77,60 @@ DrawLineAction::~DrawLineAction() p2 = point; } + /*virtual*/ void DrawLineAction::MouseReleased(void) { if (state == FIRST_POINT) { p2 = p1; state = NEXT_POINT; + line = NULL; } else if (state == NEXT_POINT) { + Line * oldLine = line; // We create the new object here, and then pass it off to the // DrawingView which stuffs it into the document. line = new Line(p1, p2); + + // Connect Lines by default + if (oldLine) + { + oldLine->Connect(line, 0); + line->Connect(oldLine, 1.0); + } + // We don't need no stinkin' sentinels, when we have signals & slots! emit ObjectReady(line); p1 = p2; + state = NEXT_POINT; + } +} + + +/*virtual*/ void DrawLineAction::KeyDown(int key) +{ + if ((key == Qt::Key_Shift) && (state == NEXT_POINT)) + { + shiftWasPressedOnNextPoint = true; + p1Save = p1; + p1 = p2; + state = FIRST_POINT; + emit NeedRefresh(); } } + + +/*virtual*/ void DrawLineAction::KeyReleased(int key) +{ + if ((key == Qt::Key_Shift) && shiftWasPressedOnNextPoint) + { + shiftWasPressedOnNextPoint = false; + p2 = p1; + p1 = p1Save; + state = NEXT_POINT; + emit(NeedRefresh()); + } +} +