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Plot symbol graphic texts: fix incorrect position of texts in some rotations. 

The plot code is now similar to the one for symbol fields
From master branch.
Fixes #14327
https://gitlab.com/kicad/code/kicad/issues/14327
This commit is contained in:
jean-pierre charras 2023-03-25 11:41:02 +01:00
parent 56134d0202
commit f2ce9cf857
1 changed files with 15 additions and 20 deletions
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35
eeschema/lib_text.cpp
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@ -1,7 +1,7 @@
/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2004-2022 KiCad Developers, see AUTHORS.txt for contributors.
* Copyright (C) 2004-2023 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@ -276,27 +276,22 @@ void LIB_TEXT::Plot( PLOTTER* plotter, bool aBackground, const VECTOR2I& offset,
BOX2I bBox = GetBoundingBox();
// convert coordinates from draw Y axis to symbol_editor Y axis
bBox.RevertYAxis();
/*
* Calculate the text justification, according to the symbol orientation/mirror. This is
* a bit complicated due to cumulative calculations:
* - numerous cases (mirrored or not, rotation)
* - the plotter's Text() function will also recalculate H and V justifications according
* to the text orientation
* - when a symbol is mirrored the text is not, and justifications become a nightmare
*
* So the easier way is to use no justifications (centered text) and use GetBoundingBox to
* know the text coordinate considered as centered.
*/
VECTOR2I txtpos = bBox.Centre();
TEXT_ATTRIBUTES attrs = GetAttributes();
if( attrs.m_Angle == ANGLE_VERTICAL )
{
switch( attrs.m_Halign )
{
case GR_TEXT_H_ALIGN_LEFT: txtpos.y = bBox.GetTop(); break;
case GR_TEXT_H_ALIGN_CENTER: txtpos.y = bBox.GetCenter().y; break;
case GR_TEXT_H_ALIGN_RIGHT: txtpos.y = bBox.GetBottom(); break;
}
}
else
{
switch( attrs.m_Halign )
{
case GR_TEXT_H_ALIGN_LEFT: txtpos.x = bBox.GetLeft(); break;
case GR_TEXT_H_ALIGN_CENTER: txtpos.x = bBox.GetCenter().x; break;
case GR_TEXT_H_ALIGN_RIGHT: txtpos.x = bBox.GetRight(); break;
}
}
attrs.m_Halign = GR_TEXT_H_ALIGN_CENTER;
attrs.m_Valign = GR_TEXT_V_ALIGN_CENTER;
// The text orientation may need to be flipped if the transformation matrix causes xy
// axes to be flipped.