121 lines
3.8 KiB
C++
121 lines
3.8 KiB
C++
//-----------------------------------------------------------------------------
|
|
// The View menu, stuff to snap to certain special vews of the model, and to
|
|
// display our current view of the model to the user.
|
|
//
|
|
// Copyright 2008-2013 Jonathan Westhues.
|
|
//-----------------------------------------------------------------------------
|
|
#include "solvespace.h"
|
|
|
|
void TextWindow::ShowEditView(void) {
|
|
Printf(true, "%Ft3D VIEW PARAMETERS%E");
|
|
|
|
Printf(true, "%Bd %Ftoverall scale factor%E");
|
|
Printf(false, "%Ba %# px/%s %Fl%Ll%f[edit]%E",
|
|
SS.GW.scale * SS.MmPerUnit(),
|
|
SS.UnitName(),
|
|
&ScreenChangeViewScale);
|
|
Printf(false, "");
|
|
|
|
Printf(false, "%Bd %Ftorigin (maps to center of screen)%E");
|
|
Printf(false, "%Ba (%s, %s, %s) %Fl%Ll%f[edit]%E",
|
|
SS.MmToString(-SS.GW.offset.x),
|
|
SS.MmToString(-SS.GW.offset.y),
|
|
SS.MmToString(-SS.GW.offset.z),
|
|
&ScreenChangeViewOrigin);
|
|
Printf(false, "");
|
|
|
|
Vector n = (SS.GW.projRight).Cross(SS.GW.projUp);
|
|
Printf(false, "%Bd %Ftprojection onto screen%E");
|
|
Printf(false, "%Ba %Ftright%E (%3, %3, %3) %Fl%Ll%f[edit]%E",
|
|
CO(SS.GW.projRight),
|
|
&ScreenChangeViewProjection);
|
|
Printf(false, "%Bd %Ftup%E (%3, %3, %3)", CO(SS.GW.projUp));
|
|
Printf(false, "%Ba %Ftout%E (%3, %3, %3)", CO(n));
|
|
Printf(false, "");
|
|
|
|
Printf(false, "The perspective may be changed in the");
|
|
Printf(false, "configuration screen.");
|
|
}
|
|
|
|
void TextWindow::ScreenChangeViewScale(int link, DWORD v) {
|
|
char buf[1024];
|
|
sprintf(buf, "%.3f", SS.GW.scale * SS.MmPerUnit());
|
|
|
|
SS.TW.edit.meaning = EDIT_VIEW_SCALE;
|
|
SS.TW.ShowEditControl(12, 3, buf);
|
|
}
|
|
|
|
void TextWindow::ScreenChangeViewOrigin(int link, DWORD v) {
|
|
char buf[1024];
|
|
sprintf(buf, "%s, %s, %s",
|
|
SS.MmToString(-SS.GW.offset.x),
|
|
SS.MmToString(-SS.GW.offset.y),
|
|
SS.MmToString(-SS.GW.offset.z));
|
|
|
|
SS.TW.edit.meaning = EDIT_VIEW_ORIGIN;
|
|
SS.TW.ShowEditControl(18, 3, buf);
|
|
}
|
|
|
|
void TextWindow::ScreenChangeViewProjection(int link, DWORD v) {
|
|
char buf[1024];
|
|
sprintf(buf, "%.3f, %.3f, %.3f", CO(SS.GW.projRight));
|
|
SS.TW.edit.meaning = EDIT_VIEW_PROJ_RIGHT;
|
|
SS.TW.ShowEditControl(24, 10, buf);
|
|
}
|
|
|
|
bool TextWindow::EditControlDoneForView(const char *s) {
|
|
switch(edit.meaning) {
|
|
case EDIT_VIEW_SCALE: {
|
|
Expr *e = Expr::From(s, true);
|
|
if(e) {
|
|
double v = e->Eval() / SS.MmPerUnit();
|
|
if(v > LENGTH_EPS) {
|
|
SS.GW.scale = v;
|
|
} else {
|
|
Error("Scale cannot be zero or negative.");
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
case EDIT_VIEW_ORIGIN: {
|
|
Vector pt;
|
|
if(sscanf(s, "%lf, %lf, %lf", &pt.x, &pt.y, &pt.z) == 3) {
|
|
pt = pt.ScaledBy(SS.MmPerUnit());
|
|
SS.GW.offset = pt.ScaledBy(-1);
|
|
} else {
|
|
Error("Bad format: specify x, y, z");
|
|
}
|
|
break;
|
|
}
|
|
|
|
case EDIT_VIEW_PROJ_RIGHT:
|
|
case EDIT_VIEW_PROJ_UP: {
|
|
Vector pt;
|
|
if(sscanf(s, "%lf, %lf, %lf", &pt.x, &pt.y, &pt.z) != 3) {
|
|
Error("Bad format: specify x, y, z");
|
|
break;
|
|
}
|
|
if(edit.meaning == EDIT_VIEW_PROJ_RIGHT) {
|
|
SS.GW.projRight = pt;
|
|
SS.GW.NormalizeProjectionVectors();
|
|
edit.meaning = EDIT_VIEW_PROJ_UP;
|
|
char buf[1024];
|
|
sprintf(buf, "%.3f, %.3f, %.3f", CO(SS.GW.projUp));
|
|
HideEditControl();
|
|
ShowEditControl(26, 10, buf);
|
|
edit.showAgain = true;
|
|
} else {
|
|
SS.GW.projUp = pt;
|
|
SS.GW.NormalizeProjectionVectors();
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|