kicad/include/preview_items/preview_utils.h

90 lines
2.8 KiB
C++

/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
* Copyright (C) 2017 Kicad Developers, see change_log.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
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef PREVIEW_PREVIEW_UTILS__H_
#define PREVIEW_PREVIEW_UTILS__H_
#include <common.h>
#include <gal/color4d.h>
#include <math/vector2d.h>
namespace KIGFX
{
class GAL;
class VIEW;
namespace PREVIEW
{
struct TEXT_DIMS
{
double StrokeWidth;
double ShadowWidth;
double LinePitch;
};
/**
* Default alpha of "de-emphasised" features (like previously locked-in
* lines
*/
double PreviewOverlayDeemphAlpha( bool aDeemph = true );
/**
* Get a formatted string showing a dimension to a sane precision
* with an optional prefix and unit suffix.
*/
wxString DimensionLabel( const wxString& prefix, double aVal, EDA_UNITS aUnits,
bool aIncludeUnits = true );
/**
* Set the GAL glyph height to a constant scaled value, so that it
* always looks the same on screen
*
* @param aGal the GAL to draw on
* @param aRelativeSize similar to HTML font sizes; 0 will give a standard size while +1 etc.
* will give larger and -1 etc. will give smaller.
* @returns the text widths for the resulting glyph size.
*/
TEXT_DIMS SetConstantGlyphHeight( KIGFX::GAL* aGal, int aRelativeSize = 0 );
COLOR4D GetShadowColor( COLOR4D aColor );
/**
* Draw strings next to the cursor
*
* @param aGal the GAL to draw on
* @param aCursorPos the position of the cursor to draw next to
* @param aTextQuadrant a vector pointing to the quadrant to draw the
* text in
* @param aStrings list of strings to draw, top to bottom
*/
void DrawTextNextToCursor( KIGFX::VIEW* aView, const VECTOR2D& aCursorPos,
const VECTOR2D& aTextQuadrant, const std::vector<wxString>& aStrings,
bool aDrawingDropShadows );
} // PREVIEW
} // KIGFX
#endif // PREVIEW_PREVIEW_UTILS__H_