/* ---------------------------------------------------------------------------
* sets the valid range for the crosshair cursor
*/
void
SetCrosshairRange (Coord MinX, Coord MinY, Coord MaxX, Coord MaxY)
{
Crosshair.MinX = MAX (0, MinX);
Crosshair.MinY = MAX (0, MinY);
Crosshair.MaxX = MIN (PCB->MaxWidth, MaxX);
Crosshair.MaxY = MIN (PCB->MaxHeight, MaxY);
/* force update of position */
MoveCrosshairRelative (0, 0);
}
/* ---------------------------------------------------------------------------
* sets the valid range for the crosshair cursor
*/
void
SetCrosshairRange (LocationType MinX, LocationType MinY, LocationType MaxX,
LocationType MaxY)
{
Crosshair.MinX = MAX (0, MinX);
Crosshair.MinY = MAX (0, MinY);
Crosshair.MaxX = MIN ((LocationType) PCB->MaxWidth, MaxX);
Crosshair.MaxY = MIN ((LocationType) PCB->MaxHeight, MaxY);
/* force update of position */
MoveCrosshairRelative (0, 0);
}
/* ---------------------------------------------------------------------------
* set a new mode and update X cursor
*/
void
SetMode (int Mode)
{
static bool recursing = false;
/* protect the cursor while changing the mode
* perform some additional stuff depending on the new mode
* reset 'state' of attached objects
*/
if (recursing)
return;
recursing = true;
notify_crosshair_change (false);
addedLines = 0;
Crosshair.AttachedObject.Type = NO_TYPE;
Crosshair.AttachedObject.State = STATE_FIRST;
Crosshair.AttachedPolygon.PointN = 0;
if (PCB->RatDraw)
{
if (Mode == ARC_MODE || Mode == RECTANGLE_MODE ||
Mode == VIA_MODE || Mode == POLYGON_MODE ||
Mode == POLYGONHOLE_MODE ||
Mode == TEXT_MODE || Mode == INSERTPOINT_MODE ||
Mode == THERMAL_MODE)
{
Message (_("That mode is NOT allowed when drawing ratlines!\n"));
Mode = NO_MODE;
}
}
if (Settings.Mode == LINE_MODE && Mode == ARC_MODE &&
Crosshair.AttachedLine.State != STATE_FIRST)
{
Crosshair.AttachedLine.State = STATE_FIRST;
Crosshair.AttachedBox.State = STATE_SECOND;
Crosshair.AttachedBox.Point1.X = Crosshair.AttachedBox.Point2.X =
Crosshair.AttachedLine.Point1.X;
Crosshair.AttachedBox.Point1.Y = Crosshair.AttachedBox.Point2.Y =
Crosshair.AttachedLine.Point1.Y;
AdjustAttachedObjects ();
}
else if (Settings.Mode == ARC_MODE && Mode == LINE_MODE &&
Crosshair.AttachedBox.State != STATE_FIRST)
{
Crosshair.AttachedBox.State = STATE_FIRST;
Crosshair.AttachedLine.State = STATE_SECOND;
Crosshair.AttachedLine.Point1.X = Crosshair.AttachedLine.Point2.X =
Crosshair.AttachedBox.Point1.X;
Crosshair.AttachedLine.Point1.Y = Crosshair.AttachedLine.Point2.Y =
Crosshair.AttachedBox.Point1.Y;
Settings.Mode = Mode;
AdjustAttachedObjects ();
}
else
{
if (Settings.Mode == ARC_MODE || Settings.Mode == LINE_MODE)
SetLocalRef (0, 0, false);
Crosshair.AttachedBox.State = STATE_FIRST;
Crosshair.AttachedLine.State = STATE_FIRST;
if (Mode == LINE_MODE && TEST_FLAG (AUTODRCFLAG, PCB))
{
if (ResetConnections (true))
{
IncrementUndoSerialNumber ();
Draw ();
}
}
}
Settings.Mode = Mode;
if (Mode == PASTEBUFFER_MODE)
/* do an update on the crosshair range */
SetCrosshairRangeToBuffer ();
else
SetCrosshairRange (0, 0, PCB->MaxWidth, PCB->MaxHeight);
recursing = false;
/* force a crosshair grid update because the valid range
* may have changed
*/
MoveCrosshairRelative (0, 0);
notify_crosshair_change (true);
}