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/*
* Copyright (c) 2015 Tricoire Sebastien 3dsman@free.fr
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*
*/
#include "OE_display.h"
#include "OE_utils.h"
#include "OE_controller.h"
#include <iostream>
#include <GL/gl.h>
#include <cstdlib>
#include <math.h>
#include <cstdio>
#include <cstring>
#include <algorithm>
//float OE_display::cx, OE_display::cy = 0.0;
vector_2d OE_display::viewPos;
//int OE_display::mouseX, OE_display::mouseY, OE_display::mouseXInit, OE_display::mouseYInit = -1;
bool OE_display::pan = false;
int OE_display::width, OE_display::height = 0;
OE_display::OE_display()
{
}
OE_display::OE_display(OE_document* document,OE_controller* controller, OE_displayStyle* style)
}
OE_display::~OE_display()
{
}
/** \brief draw the document on screen
*
* \return true if all is ok
*
*/
bool OE_display::setDocument(OE_document * document)
{
this->document = document;
/* if(document)
3dsman
committed
std::list<OE_pointcurve*>::iterator curve = document->curves.begin();
while (curve != document->curves.end())
(*curve)->refresh(zoom/2);
curve++;
}*/
refreshAll();
return true;
}
bool OE_display::setController(OE_controller* controller)
this->controller = controller;
return true;
}
bool OE_display::setDisplayStyle(OE_displayStyle* style)
{
this->style = style;
return true;
}
bool OE_display::refreshAll()
{
if(document)
{
std::list<OE_pointcurve*>::iterator curve = document->curves.begin();
while (curve != document->curves.end())
{
(*curve)->refresh(zoom/2, !changeDpi);
curve++;
}
std::list<OE_stitchs*>::iterator stitch = document->stitchs.begin();
while (stitch != document->stitchs.end())
{
(*stitch)->refresh(zoom/2, !changeDpi);
stitch++;
}
if (controller) controller->generateInstructions();
changeDpi = false;
return true;
}
return false;
}
/** \brief draw the move gizmo
*
* \return true if all is ok
*
*/
bool OE_display::drawSelectionTools(bool select)
{
vector_2d min = selectionBounds.getMin();
vector_2d max = selectionBounds.getMax();
float crossSize = zoom*style->moveCrossSize;
float boxOffset = zoom*style->moveCrossSize;
min.x -= boxOffset;
min.y -= boxOffset;
max.x += boxOffset;
max.y += boxOffset;
if (selectionBounds.init)
{
if (select)
{
glTranslatef(min.x,min.y,0);
glPushName(0); //id of the move tool
glBegin(GL_QUADS);
style->selectionBoundColor.gl();
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//glColor4d(1,0,0,1);
glVertex2f(crossSize*1.0f,0);
glVertex2f(0,crossSize*1.0f);
glVertex2f(-crossSize*1.0f,0);
glVertex2f(0,-crossSize*1.0f);
glEnd();
glPopName();
glPushName(1); //id of the scale tool
glBegin(GL_QUADS);
glVertex2f(-crossSize*0.5f,-crossSize*0.5f);
glVertex2f(-crossSize*0.5f,-crossSize*1.5f);
glVertex2f(-crossSize*1.5f,-crossSize*1.5f);
glVertex2f(-crossSize*1.5f,-crossSize*0.5f);
glEnd();
glPopName();
glTranslatef(-min.x,-min.y,0);
}else
{
//draw selection bound
glLineWidth(1.5);
glBegin(GL_LINE_LOOP);
style->selectionBoundColor.gl();
glVertex2f(min.x,min.y);
glVertex2f(min.x,max.y);
glVertex2f(max.x,max.y);
glVertex2f(max.x,min.y);
glEnd();
glTranslatef(min.x,min.y,0);
//draw move cross
glBegin(GL_TRIANGLES);
style->transformGizmoColor.gl();
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glVertex2f(-crossSize*0.6f,-crossSize*0.1f);
glVertex2f(-crossSize*0.6f,crossSize*0.1f);
glVertex2f(crossSize*0.6f,crossSize*0.1f);
glVertex2f(crossSize*0.6f,crossSize*0.1f);
glVertex2f(-crossSize*0.6f,-crossSize*0.1f);
glVertex2f(crossSize*0.6f,-crossSize*0.1f);
glVertex2f(crossSize*0.6f,crossSize*0.3f);
glVertex2f(crossSize*1.0f,0);
glVertex2f(crossSize*0.6f,-crossSize*0.3f);
glVertex2f(-crossSize*0.6f,crossSize*0.3f);
glVertex2f(-crossSize*1.0f,0);
glVertex2f(-crossSize*0.6f,-crossSize*0.3f);
glVertex2f(-crossSize*0.1f,-crossSize*0.6f);
glVertex2f(crossSize*0.1f,-crossSize*0.6f);
glVertex2f(crossSize*0.1f,crossSize*0.6f);
glVertex2f(crossSize*0.1f,crossSize*0.6f);
glVertex2f(-crossSize*0.1f,-crossSize*0.6f);
glVertex2f(-crossSize*0.1f,crossSize*0.6f);
glVertex2f(crossSize*0.3f,crossSize*0.6f);
glVertex2f(0,crossSize*1.0f);
glVertex2f(-crossSize*0.3f,crossSize*0.6f);
glVertex2f(crossSize*0.3f,-crossSize*0.6f);
glVertex2f(0,-crossSize*1.0f);
glVertex2f(-crossSize*0.3f,-crossSize*0.6f);
glEnd();
//draw scale icon
glBegin(GL_TRIANGLES);
style->transformGizmoColor.gl();
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glVertex2f(-crossSize*1.5f,-crossSize*1.2f);
glVertex2f(-crossSize*0.6f,-crossSize*0.55f);
glVertex2f(-crossSize*0.55f,-crossSize*0.6f);
glVertex2f(-crossSize*1.5f,-crossSize*1.2f);
glVertex2f(-crossSize*0.5f,-crossSize*0.55f);
glVertex2f(-crossSize*1.2f,-crossSize*1.5f);
glVertex2f(-crossSize*0.5f,-crossSize*0.5f);
glVertex2f(-crossSize*0.85f,-crossSize*0.5f);
glVertex2f(-crossSize*0.5f,-crossSize*0.85f);
glVertex2f(-crossSize*1.5f,-crossSize*1.5f);
glVertex2f(-crossSize*1.5f,-crossSize*0.9f);
glVertex2f(-crossSize*0.9f,-crossSize*1.5f);
glEnd();
glTranslatef(-min.x,-min.y,0);
}
return true;
}
return false;
}
/** \brief draw a triangle */
void OE_display::drawTriangle(vector_2d point1, vector_2d point2, float size)
{
glBegin(GL_TRIANGLE_FAN);
vector_2d dir = point2 - point1;
dir.normalize();
dir = dir*zoom*size;
vector_2d lat = dir;
lat.turnRight();
point1 = point1 - dir;
vector_2d p1 = dir*2+point1;
glVertex2f(p1.x,p1.y);
p1 = point1+lat;
glVertex2f(p1.x,p1.y);
p1 = point1+dir/2;
glVertex2f(p1.x,p1.y);
p1 = point1-lat;
glVertex2f(p1.x,p1.y);
glEnd();
}
/** \brief draw a stitch on screen
*
* \return true if all is ok
*
*/
bool OE_display::drawStitch(OE_stitchs * stitch, int curpoint)
{
//stitch->refresh(zoom/2);
if (!stitch->check()||!style->drawStitches||stitch->getNpts()==0)
return false;
std::vector<vector_2d> points = stitch->getPoints();
unsigned i;
// Points
glPointSize(style->stitchPointSize);
glBegin(GL_POINTS);
if (curpoint>0)
style->stitchPointBeforeCurrentColor.gl();
else
style->stitchPointAfterCurrentColor.gl();
for (i = 1; i < points.size(); i++) {
if (curpoint==i)
style->stitchPointAfterCurrentColor.gl();
glVertex2f(points.at(i).x,points.at(i).y);
}
glEnd();
//draw lines
glLineWidth(style->stitchLineWidth);
glBegin(GL_LINE_STRIP);
OE_thread * thread = stitch->getThread();
if (thread)
else
style->stitchLineBeforeCurrentColor.gl();
for (i = 0; i < points.size(); i++) {
glVertex2f(points.at(i).x,points.at(i).y);
}
glEnd();
// start point
style->stitchStartPointColor.gl();
glPointSize(style->stitchStartPointSize);
glBegin(GL_POINTS);
glVertex2f(points.at(0).x,points.at(0).y);
glEnd();
return true;
}
/** \brief draw a curve on screen
*
* \return true if all is ok
*
*/
bool OE_display::drawCurve(OE_curve * curve)
{
if (!curve->check()||!style->drawCurves)
return false;
//if (curve->getNeedRefresh()) curve->refresh(zoom/2);
unsigned i;
//draw curves
glLineWidth(style->curveWidth);
glBegin(GL_LINE_STRIP);
style->curveColor.gl();
for (i = 0; i < curve->discPts.size(); i++) {
glVertex2f(curve->discPts.at(i).v.x,curve->discPts.at(i).v.y);
}
if (curve->getClosed()) {
glVertex2f(curve->discPts.at(0).v.x, curve->discPts.at(0).v.y);
}
glEnd();
if (!curve->getClosed())
{
glPointSize(style->curveStartPointSize);
glBegin(GL_POINTS);
glVertex2f(curve->discPts.at(0).v.x, curve->discPts.at(0).v.y);
glVertex2f(curve->discPts.at(curve->discPts.size()-1).v.x,curve->discPts.at(curve->discPts.size()-1).v.y);
glEnd();
}
/*
glPointSize(5.0f);
glColor3d(1.0f,0.0f,0.0f);
glBegin(GL_POINTS);
vector_2dt point = curve->closestPoint(vector_2d (absMouseX, absMouseY));
glVertex2f(point.v.x, point.v.y);
glEnd();
*/
//draw curve points
if(style->drawCurvePoints)
glPointSize(style->curvePointSize);
glBegin(GL_POINTS);
glVertex2f(curve->discPts[0].v.x, curve->discPts[0].v.y);
for (i = 0; i < curve->discPts.size(); i++) {
glColor3d(curve->discPts.at(i).t/((double)curve->pts.size()/3.0f),0.0f,0.0f);
glVertex2f(curve->discPts.at(i).v.x, curve->discPts.at(i).v.y);
}
if (curve->getClosed()) {
glVertex2f(curve->discPts[0].v.x, curve->discPts[0].v.y);
}
glEnd();
}
return true;
}
/** \brief draw the curve controls on screen
*
* \return true if all is ok
*
*/
bool OE_display::drawCurveControl(OE_curve * curve, bool select)
{
if (!curve->check()||!style->drawCurves||!style->drawCurveControls)
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return false;
if (OE_pointcurve * tmpcurve = dynamic_cast<OE_pointcurve*> (curve))
{
if(select)
{
// Points
glPointSize(4.0f);
glPushName(0); //init the controller type index
glPushName(0); //init the controller points index
for (unsigned i = 0; i < tmpcurve->pts.size(); i++) {
glLoadName(i);
//vector_2d* p = &tmpcurve->pts[i];
glBegin(GL_POINTS);
glVertex2f(tmpcurve->pts[i].x,tmpcurve->pts[i].y);
glEnd();
}
glPopName();
glPopName();
}else
{
// Tangeant lines
glLineWidth(1.5);
style->curveTangeantColor.gl();
glBegin(GL_LINES);
for (unsigned i = 0; i < tmpcurve->pts.size()-3; i += 3) {
vector_2d* p = &tmpcurve->pts[i];
glVertex2f(p[0].x,p[0].y);
glVertex2f(p[1].x,p[1].y);
glVertex2f(p[2].x,p[2].y);
glVertex2f(p[3].x,p[3].y);
}
glEnd();
// Points
glPointSize(style->curvePointSize);
//glColor4ubv(controlEndPointColor);
glBegin(GL_POINTS);
style->curvePointColor.gl();
for (unsigned i = 0; i < tmpcurve->pts.size()-3; i += 3) {
vector_2d* p = &tmpcurve->pts[i];
glVertex2f(p[0].x,p[0].y);
}
glEnd();
// tangeant end points
glPointSize(style->curvePointSize);
style->curvePointColor.gl();
glBegin(GL_POINTS);
for (unsigned i = 0; i < curve->pts.size()-3; i += 3) {
vector_2d* p = &curve->pts[i];
glVertex2f(p[1].x,p[1].y);
glVertex2f(p[2].x,p[2].y);
}
glEnd();
// start point & direction
/*glColor4f(1.0,0.0,0.0,1.0);
glPointSize(2.0f);
glBegin(GL_POINTS);
glVertex2f(curve->pts[0].x,curve->pts[0].y);
glEnd();*/
style->curveStartPointColor.gl();
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drawTriangle(curve->pts[0], curve->pts[1], 13);
glLineWidth(2);
glBegin(GL_LINES);
vector_2d p = curve->pts[1] - curve->pts[0];
p.normalize();
p = p+curve->pts[0];
glVertex2f(curve->pts[0].x,curve->pts[0].y);
//glVertex2f(curve->pts[1].x,curve->pts[1].y);
glVertex2f(p.x,p.y);
glEnd();
}
return true;
}
//if this curve is a joincurve
if (OE_joincurve * joincurve = dynamic_cast<OE_joincurve*> (curve))
{
std::list<OE_subcurve*>::iterator curve = joincurve->curves.begin();
if(!select)
{
while (curve != joincurve->curves.end())
{
OE_curve * tmpcurve = (*curve);
glLineWidth(3);
glBegin(GL_LINE_STRIP);
style->curveTangeantColor.gl();
for (unsigned i = 0; i < tmpcurve->discPts.size(); i++) {
glVertex2f(tmpcurve->discPts.at(i).v.x,tmpcurve->discPts.at(i).v.y);
}
glEnd();
if (tmpcurve->discPts.size()>1)
{
style->curveStartPointColor.gl();
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drawTriangle(tmpcurve->pts[0], tmpcurve->pts[1], 13);
}
curve++;
}
}
return true;
}
//if this curve is a subcurve
if (OE_subcurve * subcurve = dynamic_cast<OE_subcurve*> (curve))
{
if(select)
{
// Points
glPointSize(4.0f);
glPushName(0); //init the controller type index
glPushName(0); //init the controller points index
glBegin(GL_POINTS);
glVertex2f(subcurve->pts[0].x,subcurve->pts[0].y);
glEnd();
glLoadName(1);
glBegin(GL_POINTS);
glVertex2f(subcurve->pts[subcurve->getNpts()-1].x,subcurve->pts[subcurve->getNpts()-1].y);
glEnd();
glPopName();
glPopName();
}else
{
style->curvePointColor.gl();
glPointSize(5.0f);
glBegin(GL_POINTS);
glVertex2f(subcurve->pts[0].x,subcurve->pts[0].y);
glVertex2f(subcurve->pts[subcurve->getNpts()-1].x,subcurve->pts[subcurve->getNpts()-1].y);
glEnd();
// start point & direction
style->curveStartPointColor.gl();
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drawTriangle(subcurve->pts[0], subcurve->pts[1], 13);
}
return true;
}
}
bool OE_display::drawJoincurveControl(OE_joincurve * curve, bool select)
{
if (select)
{
for (unsigned i = 0; i < curve->curves.size(); i++) {
OE_subcurve* subcurve = curve->getCurve(i);
glLoadName(i*2+1);
glBegin(GL_POINTS);
glVertex2f(subcurve->pts[0].x,subcurve->pts[0].y);
glEnd();
glLoadName(i*2);
glBegin(GL_POINTS);
glVertex2f(subcurve->pts[subcurve->getNpts()-1].x,subcurve->pts[subcurve->getNpts()-1].y);
glEnd();
}
}else{
for (unsigned i = 0; i < curve->curves.size(); i++) {
OE_subcurve* subcurve = curve->getCurve(i);
// draw the subcurves
glLineWidth(2);
glBegin(GL_LINE_STRIP);
style->curveTangeantColor.gl();
for (unsigned i = 0; i < subcurve->discPts.size(); i++) {
glVertex2f(subcurve->discPts.at(i).v.x,subcurve->discPts.at(i).v.y);
}
glEnd();
// draw the subcurves controls
style->curveStartPointColor.gl();
glPointSize(6.0f);
glBegin(GL_POINTS);
glVertex2f(subcurve->pts[0].x,subcurve->pts[0].y);
glVertex2f(subcurve->pts[subcurve->getNpts()-1].x,subcurve->pts[subcurve->getNpts()-1].y);
glEnd();
// start point & direction
style->curveStartPointColor.gl();
drawTriangle(subcurve->pts[0], subcurve->pts[1], 13);
}
}
}
/** \brief draw the stitchs controls on screen
*
* \return true if all is ok
*
*/
bool OE_display::drawStitchControl(OE_stitchs * stitch, bool select)
{
if (!stitch->check()||!style->drawStitches||!style->drawStitchControl)
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return false;
if (OE_linestitch * linestitch = dynamic_cast<OE_linestitch*> (stitch))
{
OE_joincurve* joinCurve = linestitch->getJoincurve();
vector_2d dir = joinCurve->pts[1] - joinCurve->pts[0];
dir.normalize();
dir.turnRight();
vector_2d scaleDir = dir*zoom*10;
dir = scaleDir * 10+ joinCurve->pts[0];
if(select)
{
// Points
glPointSize(4.0f);
glPushName(0); //init the controller type index
glPushName(0); //init the controller points index
if (linestitch->getJoincurve())
drawJoincurveControl(linestitch->getJoincurve(),true);
glPopName();
glLoadName(1);
glPushName(0); //init the controller points index
glBegin(GL_TRIANGLES);
glVertex2f(dir.x-scaleDir.y+scaleDir.x/3,dir.y+scaleDir.x+scaleDir.y/3);
glVertex2f(dir.x+scaleDir.x*2,dir.y+scaleDir.y*2);
glVertex2f(dir.x+scaleDir.y+scaleDir.x/3,dir.y-scaleDir.x+scaleDir.y/3);
glVertex2f(dir.x+scaleDir.y-scaleDir.x/3,dir.y-scaleDir.x-scaleDir.y/3);
glVertex2f(dir.x-scaleDir.x*2,dir.y-scaleDir.y*2);
glVertex2f(dir.x-scaleDir.y-scaleDir.x/3,dir.y+scaleDir.x-scaleDir.y/3);
glEnd();
glPopName();
glPopName();
}else
{
glLineWidth(2);
glBegin(GL_LINE_STRIP);
style->stitchLineBeforeCurrentColor.gl();
glVertex2f(joinCurve->pts[0].x,joinCurve->pts[0].y);
glVertex2f(dir.x,dir.y);
glEnd();
drawJoincurveControl(joinCurve,false);
glBegin(GL_TRIANGLES);
style->stitchStartPointColor.gl();
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glVertex2f(dir.x-scaleDir.y+scaleDir.x/3,dir.y+scaleDir.x+scaleDir.y/3);
glVertex2f(dir.x+scaleDir.x*2,dir.y+scaleDir.y*2);
glVertex2f(dir.x+scaleDir.y+scaleDir.x/3,dir.y-scaleDir.x+scaleDir.y/3);
glVertex2f(dir.x+scaleDir.y-scaleDir.x/3,dir.y-scaleDir.x-scaleDir.y/3);
glVertex2f(dir.x-scaleDir.x*2,dir.y-scaleDir.y*2);
glVertex2f(dir.x-scaleDir.y-scaleDir.x/3,dir.y+scaleDir.x-scaleDir.y/3);
glEnd();
}
return true;
}
if (OE_birailstitch * birailstitch = dynamic_cast<OE_birailstitch*> (stitch))
{
if(select)
{
// Points
glPointSize(4.0f);
glPushName(0); //init the controller type index
glPushName(0); //init the controller points index
drawJoincurveControl(birailstitch->getJoincurve1(),true);
glPopName();
glLoadName(1);
glPushName(0); //init the controller points index
drawJoincurveControl(birailstitch->getJoincurve2(),true);
glPopName();
glPopName();
}else
{
drawJoincurveControl(birailstitch->getJoincurve1(),false);
drawJoincurveControl(birailstitch->getJoincurve2(),false);
}
return true;
}
if (OE_linkstitch * linkstitch = dynamic_cast<OE_linkstitch*> (stitch))
{
const float uiSize = zoom * 7;
const float uiDistance = zoom * 17;
if(select)
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glPushName(0); //init the controller type index as points
glPushName(0); //init the controller points index
glPointSize(4.0f);
int index = 0;
for (auto stepPt : linkstitch->stepPts)
{
glBegin(GL_POINTS);
glVertex2f(stepPt.x,stepPt.y);
glEnd();
glLoadName(++index);
}
glPopName();
glLoadName(1); //init the controller type index as add
glPushName(0); //init the controller points index
glPointSize(4.0f);
std::vector<vector_2d> points = linkstitch->getPoints();
vector_2d prevVert = points.at(0);
vector_2d p;
index = 0;
std::list<vector_2d>::iterator stepPt = linkstitch->stepPts.begin();
while (stepPt != linkstitch->stepPts.end())
{
p = (*stepPt + prevVert)/2;
glBegin(GL_POINTS);
glVertex2f(p.x,p.y);
glEnd();
prevVert = *stepPt;
stepPt++;
glLoadName(++index);
}
glLoadName(index);
p = (points.at(points.size()-1) + prevVert)/2;
glBegin(GL_POINTS);
glPopName();
glLoadName(2); //init the controller type index as delete
glPushName(0); //init the controller points index
index = 0;
for (auto stepPt : linkstitch->stepPts)
{
glBegin(GL_LINES);
glVertex2f(stepPt.x-uiSize+uiDistance,stepPt.y-uiDistance);
glVertex2f(stepPt.x+uiSize+uiDistance,stepPt.y-uiDistance);
glEnd();
glLoadName(++index);
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glPopName();
glPopName();
}else{
glLineWidth(2.5);
glPointSize(5.0f);
style->stitchStartPointColor.gl();
for (auto stepPt : linkstitch->stepPts)
{
glBegin(GL_POINTS);
glVertex2f(stepPt.x,stepPt.y);
glEnd();
style->stitchStartPointColor.gl();
glBegin(GL_LINES);
glVertex2f(stepPt.x-uiSize+uiDistance,stepPt.y-uiDistance);
glVertex2f(stepPt.x+uiSize+uiDistance,stepPt.y-uiDistance);
glEnd();
}
style->stitchStartPointColor.gl();
glBegin(GL_LINES);
std::vector<vector_2d> points = linkstitch->getPoints();
vector_2d prevVert = points.at(0);
vector_2d p;
std::list<vector_2d>::iterator stepPt = linkstitch->stepPts.begin();
while (stepPt != linkstitch->stepPts.end())
{
p = (*stepPt + prevVert)/2;
glVertex2f(p.x-uiSize,p.y);
glVertex2f(p.x+uiSize,p.y);
glVertex2f(p.x,p.y+uiSize);
glVertex2f(p.x,p.y-uiSize);
prevVert = *stepPt;
stepPt++;
}
p = (points.at(points.size()-1) + prevVert)/2;
glVertex2f(p.x-uiSize,p.y);
glVertex2f(p.x+uiSize,p.y);
glVertex2f(p.x,p.y+uiSize);
glVertex2f(p.x,p.y-uiSize);
glEnd();
}
return true;
}
}
/** \brief draw the instruction points
*
* \return true if all is ok
*
*/
bool OE_display::drawCommands()
{
float scaleRatio = document->getPulseByMm();
if (document->instPoints.size() == 0)
return false;
unsigned i;
// Points
glPointSize(style->instPointSize);
glBegin(GL_POINTS);
style->instLineBeforeCurrentColor.gl();
for (i = 1; i < document->curPoint; i++) {
glVertex2f(document->instPoints.at(i).x/scaleRatio,document->instPoints.at(i).y/scaleRatio);
style->instLineAfterCurrentColor.gl();
for (i = document->curPoint; i < document->instPoints.size(); i++) {
glVertex2f(document->instPoints.at(i).x/scaleRatio,document->instPoints.at(i).y/scaleRatio);
}
glEnd();
//draw lines
unsigned pt = 0;
glLineWidth(style->instLineWidth);
glBegin(GL_LINE_STRIP);
for (i = 0; i < document->instCommand.size(); i++) {
for (; pt < document->instCommand.at(i)->getIdPoint(); pt++)
if (pt == document->curPoint)(curcolor*OE_color(1,1,1,style->instLineBeforeCurrentColor.a)).gl();
glVertex2f(document->instPoints.at(pt).x/scaleRatio,document->instPoints.at(pt).y/scaleRatio);
}
OE_waitcolor* color = dynamic_cast<OE_waitcolor*> (document->instCommand.at(i));
if (color)
{
curcolor = color->getThreadColor();
if (pt > document->curPoint)
curcolor.gl();
else
(curcolor*OE_color(1,1,1,style->instLineBeforeCurrentColor.a)).gl();
}
OE_start* start = dynamic_cast<OE_start*> (document->instCommand.at(i));
if (start)
{
curcolor = start->getThreadColor();
(curcolor*OE_color(1,1,1,style->instLineBeforeCurrentColor.a)).gl();
}
}
for (; pt < document->instPoints.size(); pt++)
if (pt == document->curPoint)(curcolor*OE_color(1,1,1,style->instLineBeforeCurrentColor.a)).gl();
glVertex2f(document->instPoints.at(pt).x/scaleRatio,document->instPoints.at(pt).y/scaleRatio);
}
glEnd();
// start point
style->instStartPointColor.gl();
glPointSize(style->instStartPointSize);
glBegin(GL_POINTS);
glVertex2f(document->instPoints.at(0).x/scaleRatio,document->instPoints.at(0).y/scaleRatio);
glEnd();
// current point
if (document->curPoint < document->instPoints.size())
{
style->instCurPointColor.gl();
glPointSize(style->instCurPointSize);
glBegin(GL_POINTS);
glVertex2f(document->instPoints.at(document->curPoint).x/scaleRatio,document->instPoints.at(document->curPoint).y/scaleRatio);
glEnd();
}
return true;
}
/** \brief draw the document on screen
*
* \return true if all is ok
*
*/
bool OE_display::draw()
{
if (!document)
return false;
bool select = false;
vector_2d hoopSize = document->getHoopSize()/2;
vector_2d zero = document->getZeroPoint();
//draw hoop
if (style->drawHoop)
{
glLineWidth(3);
glBegin(GL_LINE_STRIP);
style->hoopColor.gl();
glVertex2f(zero.x-hoopSize.x,zero.y-hoopSize.y);
glVertex2f(zero.x-hoopSize.x,zero.y+hoopSize.y);
glVertex2f(zero.x+hoopSize.x,zero.y+hoopSize.y);
glVertex2f(zero.x+hoopSize.x,zero.y-hoopSize.y);
glVertex2f(zero.x-hoopSize.x,zero.y-hoopSize.y);
glEnd();
}
//draw grid
if (style->drawGrid)
{
glLineWidth(1.5);
glBegin(GL_LINES);
(style->gridColor * OE_color(1,1,1, maxf(0.0f,0.2f-zoom*2))).gl();
//glColor4d(style->gridColor.r, style->gridColor.g, style->gridColor.b, maxf(0.0f,0.2f-zoom*2));
int offset = ( int)-hoopSize.x;
while(offset<hoopSize.x)
{
glVertex2f(zero.x+offset,zero.y-hoopSize.y);
glVertex2f(zero.x+offset,zero.y+hoopSize.y);
offset += 1;
}
offset = ( int)-hoopSize.y;
while(offset<hoopSize.y)
{
glVertex2f(zero.x-hoopSize.x,zero.y+offset);
glVertex2f(zero.x+hoopSize.x,zero.y+offset);
offset += 1;
}
//glColor4d(0.0f, 0.0f, 0.0f, 0.1f);
style->gridColor.gl();
offset = ( int)-hoopSize.x+( int)hoopSize.x%10;
while(offset<hoopSize.x)
{
glVertex2f(zero.x+offset,zero.y-hoopSize.y);
glVertex2f(zero.x+offset,zero.y+hoopSize.y);
offset += 10;
}
offset = ( int)-hoopSize.y+( int)hoopSize.y%10;
while(offset<hoopSize.y)
{
glVertex2f(zero.x-hoopSize.x,zero.y+offset);
glVertex2f(zero.x+hoopSize.x,zero.y+offset);
offset += 10;
}
glEnd();
}
//draw 0
if (style->drawZero)
float zeroSize = style->zeroSize;
glLineWidth(1.5);
glBegin(GL_LINE_STRIP);
style->zeroColor.gl();