wx_aui_art_providers.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2021 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 as published by the
 * Free Software Foundation, either version 3 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, see <http://www.gnu.org/licenses/>.
 */
 
#include <wx/aui/aui.h>
#include <wx/aui/framemanager.h>
#include <wx/bitmap.h>
#include <wx/dc.h>
#include <wx/settings.h>
 
#include <kiplatform/ui.h>
#include <pgm_base.h>
#include <settings/common_settings.h>
#include <widgets/wx_aui_art_providers.h>
 
 
wxSize WX_AUI_TOOLBAR_ART::GetToolSize( wxDC& aDc, wxWindow* aWindow,
 const wxAuiToolBarItem& aItem )
{
 // Based on the upstream wxWidgets implementation, but simplified for our application
 int size = Pgm().GetCommonSettings()->m_Appearance.toolbar_icon_size;
 
#ifdef __WXMSW__
 size *= KIPLATFORM::UI::GetContentScaleFactor( aWindow );
#endif
 
 int width = size;
 int height = size;
 
 if( m_flags & wxAUI_TB_TEXT )
 {
 aDc.SetFont( m_font );
 int tx, ty;
 
 if( m_textOrientation == wxAUI_TBTOOL_TEXT_BOTTOM )
 {
 aDc.GetTextExtent( wxT( "ABCDHgj" ), &tx, &ty );
 height += ty;
 
 if( !aItem.GetLabel().empty() )
 {
 aDc.GetTextExtent( aItem.GetLabel(), &tx, &ty );
 width = wxMax( width, tx + aWindow->FromDIP( 6 ) );
 }
 }
 else if( m_textOrientation == wxAUI_TBTOOL_TEXT_RIGHT && !aItem.GetLabel().empty() )
 {
 width += aWindow->FromDIP( 3 ); // space between left border and bitmap
 width += aWindow->FromDIP( 3 ); // space between bitmap and text
 
 if( !aItem.GetLabel().empty() )
 {
 aDc.GetTextExtent( aItem.GetLabel(), &tx, &ty );
 width += tx;
 height = wxMax( height, ty );
 }
 }
 }
 
 if( aItem.HasDropDown() )
 {
 int dropdownWidth = GetElementSize( wxAUI_TBART_DROPDOWN_SIZE );
 width += dropdownWidth + aWindow->FromDIP( 4 );
 }
 
 return wxSize( width, height );
}
 
 
void WX_AUI_TOOLBAR_ART::DrawButton( wxDC& aDc, wxWindow* aWindow, const wxAuiToolBarItem& aItem,
 const wxRect& aRect )
{
 // Taken from upstream implementation; modified to respect tool size
 wxSize bmpSize = GetToolSize( aDc, aWindow, aItem );
 
 int textWidth = 0, textHeight = 0;
 
 if( m_flags & wxAUI_TB_TEXT )
 {
 aDc.SetFont( m_font );
 
 int tx, ty;
 
 aDc.GetTextExtent( wxT( "ABCDHgj" ), &tx, &textHeight );
 textWidth = 0;
 aDc.GetTextExtent( aItem.GetLabel(), &textWidth, &ty );
 }
 
 int bmpX = 0, bmpY = 0;
 int textX = 0, textY = 0;
 
 double scale = KIPLATFORM::UI::GetPixelScaleFactor( aWindow );
 const wxBitmapBundle& bundle = ( aItem.GetState() & wxAUI_BUTTON_STATE_DISABLED )
 ? aItem.GetDisabledBitmapBundle()
 : aItem.GetBitmapBundle();
 wxBitmap bmp = bundle.GetBitmap( bmpSize * scale );
 
 // wxBitmapBundle::GetBitmap thinks we need this rescaled to match the base size, which we don't
 if( bmp.IsOk() )
 bmp.SetScaleFactor( scale );
 
 if( m_textOrientation == wxAUI_TBTOOL_TEXT_BOTTOM )
 {
 bmpX = aRect.x + ( aRect.width / 2 ) - ( bmpSize.x / 2 );
 
 bmpY = aRect.y + ( ( aRect.height - textHeight ) / 2 ) - ( bmpSize.y / 2 );
 
 textX = aRect.x + ( aRect.width / 2 ) - ( textWidth / 2 ) + 1;
 textY = aRect.y + aRect.height - textHeight - 1;
 }
 else if( m_textOrientation == wxAUI_TBTOOL_TEXT_RIGHT )
 {
 bmpX = aRect.x + aWindow->FromDIP( 3 );
 
 bmpY = aRect.y + ( aRect.height / 2 ) - ( bmpSize.y / 2 );
 
 textX = bmpX + aWindow->FromDIP( 3 ) + bmpSize.x;
 textY = aRect.y + ( aRect.height / 2 ) - ( textHeight / 2 );
 }
 
 bool isThemeDark = KIPLATFORM::UI::IsDarkTheme();
 
 if( !( aItem.GetState() & wxAUI_BUTTON_STATE_DISABLED ) )
 {
 if( aItem.GetState() & wxAUI_BUTTON_STATE_PRESSED )
 {
 aDc.SetPen( wxPen( m_highlightColour ) );
 aDc.SetBrush( wxBrush( m_highlightColour.ChangeLightness( isThemeDark ? 20 : 150 ) ) );
 aDc.DrawRectangle( aRect );
 }
 else if( ( aItem.GetState() & wxAUI_BUTTON_STATE_HOVER ) || aItem.IsSticky() )
 {
 aDc.SetPen( wxPen( m_highlightColour ) );
 aDc.SetBrush( wxBrush( m_highlightColour.ChangeLightness( isThemeDark ? 40 : 170 ) ) );
 
 // draw an even lighter background for checked item hovers (since
 // the hover background is the same color as the check background)
 if( aItem.GetState() & wxAUI_BUTTON_STATE_CHECKED )
 aDc.SetBrush(
 wxBrush( m_highlightColour.ChangeLightness( isThemeDark ? 50 : 180 ) ) );
 
 aDc.DrawRectangle( aRect );
 }
 else if( aItem.GetState() & wxAUI_BUTTON_STATE_CHECKED )
 {
 // it's important to put this code in an else statement after the
 // hover, otherwise hovers won't draw properly for checked items
 aDc.SetPen( wxPen( m_highlightColour ) );
 aDc.SetBrush( wxBrush( m_highlightColour.ChangeLightness( isThemeDark ? 40 : 170 ) ) );
 aDc.DrawRectangle( aRect );
 }
 }
 
 if( bmp.IsOk() )
 aDc.DrawBitmap( bmp, bmpX, bmpY, true );
 
 // set the item's text color based on if it is disabled
 aDc.SetTextForeground( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNTEXT ) );
 
 if( aItem.GetState() & wxAUI_BUTTON_STATE_DISABLED )
 {
 aDc.SetTextForeground( wxSystemSettings::GetColour( wxSYS_COLOUR_GRAYTEXT ) );
 }
 
 if( ( m_flags & wxAUI_TB_TEXT ) && !aItem.GetLabel().empty() )
 {
 aDc.DrawText( aItem.GetLabel(), textX, textY );
 }
}
 
 
WX_AUI_DOCK_ART::WX_AUI_DOCK_ART() : wxAuiDefaultDockArt()
{
#if defined( _WIN32 )
 // Use normal control font, wx likes to use "small"
 m_captionFont = *wxNORMAL_FONT;
 
 // Increase the box the caption rests in size a bit
 m_captionSize = ( wxNORMAL_FONT->GetPixelSize().y * 7 ) / 4;
#endif
 
 SetColour( wxAUI_DOCKART_ACTIVE_CAPTION_TEXT_COLOUR,
 wxSystemSettings::GetColour( wxSYS_COLOUR_BTNTEXT ) );
 SetColour( wxAUI_DOCKART_INACTIVE_CAPTION_TEXT_COLOUR,
 wxSystemSettings::GetColour( wxSYS_COLOUR_BTNTEXT ) );
 
 // Turn off the ridiculous looking gradient
 m_gradientType = wxAUI_GRADIENT_NONE;
}