mirror of
https://github.com/Heretek-AI/GDevelop.git
synced 2026-07-24 11:55:28 -04:00
Florian Rival
369 lines
9.7 KiB
C++
369 lines
9.7 KiB
C++
/**
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GDevelop - Common Dialogs Extension
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Copyright (c) 2008-2015 Florian Rival (Florian.Rival@gmail.com)
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This project is released under the MIT License.
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*/
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#include "nStyle.h"
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#include "dlib/gui_widgets.h"
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#include "ColorBox.h"
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#include <sstream>
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#include <string>
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using namespace std;
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using namespace dlib;
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namespace nw
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{
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////////////////////////////////////////////////////////////
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/// Button style
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////////////////////////////////////////////////////////////
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void BtStyle::draw_button( const canvas& c, const rectangle& rect, const bool enabled,
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const font& mfont, const long lastx, const long lasty, const ustring& name,
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const bool is_depressed ) const
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{
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rectangle area = rect.intersect( c );
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if ( area.is_empty() )
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return;
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unsigned char red, green, blue;
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if ( enabled )
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{
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red = 0;
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green = 0;
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blue = 0;
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}
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else
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{
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red = 128;
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green = 128;
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blue = 128;
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}
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// compute the name length if it hasn't already been computed
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if ( name_width == 0 )
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{
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unsigned long height;
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mfont.compute_size( name, name_width, height );
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}
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// figure out where the name string should appear
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rectangle name_rect;
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const unsigned long width = name_width;
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const unsigned long height = mfont.height();
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name_rect.set_left(( rect.right() + rect.left() - width ) / 2 );
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name_rect.set_top(( rect.bottom() + rect.top() - height ) / 2 + 1 );
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name_rect.set_right( name_rect.left() + width - 1 );
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name_rect.set_bottom( name_rect.top() + height );
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if ( is_depressed )
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{
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fill_rect_with_vertical_gradient( c, rect, rgb_pixel( 233, 241, 246 ), rgb_pixel( 197, 220, 232 ) );
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name_rect.set_left( name_rect.left() + 1 );
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name_rect.set_right( name_rect.right() + 1 );
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name_rect.set_top( name_rect.top() + 1 );
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name_rect.set_bottom( name_rect.bottom() + 1 );
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mfont.draw_string( c, name_rect, name, rgb_pixel( red, green, blue ) );
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draw_button_down( c, rect );
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}
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else
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{
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fill_rect_with_vertical_gradient( c, rect, rgb_pixel( 241, 241, 241 ), rgb_pixel( 210, 210, 210 ) );
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mfont.draw_string( c, name_rect, name, rgb_pixel( red, green, blue ) );
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// now draw the edge of the button
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draw_button_up( c, rect );
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}
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}
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rectangle BtStyle::get_min_size( const ustring& name, const font& mfont ) const
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{
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unsigned long width;
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unsigned long height;
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mfont.compute_size( name, width, height );
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name_width = width;
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return rectangle( width + 2*padding, height + 2*padding );
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}
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////////////////////////////////////////////////////////////
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/// Toogle button style
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////////////////////////////////////////////////////////////
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void TBtStyle::draw_toggle_button( const canvas& c, const rectangle& rect, const bool enabled,
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const font& mfont, const long lastx, const long lasty,
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const ustring& name, const bool is_depressed, const bool is_checked ) const
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{
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rectangle area = rect.intersect( c );
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if ( area.is_empty() )
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return;
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unsigned char red, green, blue;
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if ( enabled )
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{
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red = 0;
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green = 0;
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blue = 0;
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}
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else
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{
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red = 128;
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green = 128;
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blue = 128;
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}
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// compute the name length if it hasn't already been computed
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if ( name_width == 0 )
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{
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unsigned long height;
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mfont.compute_size( name, name_width, height );
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}
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// figure out where the name string should appear
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rectangle name_rect;
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const unsigned long width = name_width;
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const unsigned long height = mfont.height();
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name_rect.set_left(( rect.right() + rect.left() - width ) / 2 );
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name_rect.set_top(( rect.bottom() + rect.top() - height ) / 2 + 1 );
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name_rect.set_right( name_rect.left() + width - 1 );
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name_rect.set_bottom( name_rect.top() + height );
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long d = 0;
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if ( is_checked )
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d = 1;
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if ( is_depressed )
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d = 2;
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name_rect.set_left( name_rect.left() + d );
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name_rect.set_right( name_rect.right() + d );
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name_rect.set_top( name_rect.top() + d );
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name_rect.set_bottom( name_rect.bottom() + d );
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// now draw the edge of the button
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if ( is_checked || is_depressed )
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{
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fill_rect_with_vertical_gradient( c, rect, rgb_pixel( 233, 241, 246 ), rgb_pixel( 197, 220, 232 ) );
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mfont.draw_string( c, name_rect, name, rgb_pixel( red, green, blue ) );
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draw_button_down( c, rect );
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}
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else
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{
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fill_rect_with_vertical_gradient( c, rect, rgb_pixel( 241, 241, 241 ), rgb_pixel( 210, 210, 210 ) );
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mfont.draw_string( c, name_rect, name, rgb_pixel( red, green, blue ) );
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draw_button_up( c, rect );
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}
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}
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rectangle TBtStyle::get_min_size( const ustring& name, const font& mfont ) const
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{
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unsigned long width;
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unsigned long height;
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mfont.compute_size( name, width, height );
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name_width = width;
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return rectangle( width + 2*padding, height + 2*padding );
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}
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////////////////////////////////////////////////////////////
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/// ButtonArrow style
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////////////////////////////////////////////////////////////
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void arrowBtStyle::draw_button(
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const canvas& c,
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const rectangle& rect,
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const bool enabled,
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const font& mfont,
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const long lastx,
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const long lasty,
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const ustring& name,
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const bool is_depressed
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) const
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{
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rectangle area = rect.intersect( c );
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if ( area.is_empty() )
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return;
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const long height = rect.height();
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const long width = rect.width();
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const long smallest = ( width < height ) ? width : height;
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const long rows = ( smallest + 3 ) / 4;
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const long start = rows + rows / 2 - 1;
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long dep;
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long tip_x = 0;
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long tip_y = 0;
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long wy = 0;
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long hy = 0;
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long wx = 0;
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long hx = 0;
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if ( is_depressed )
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{
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dep = 0;
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fill_rect_with_vertical_gradient( c, rect, rgb_pixel( 164, 213, 239 ), rgb_pixel( 232, 246, 253 ) );
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// draw the button's border
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draw_button_down( c, rect );
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}
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else
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{
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dep = -1;
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fill_rect_with_vertical_gradient( c, rect, rgb_pixel( 199, 199, 203 ), rgb_pixel( 242, 242, 242 ) );
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// draw the button's border
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draw_button_up( c, rect );
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}
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switch ( dir )
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{
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case UP:
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tip_x = width / 2 + rect.left() + dep;
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tip_y = ( height - start ) / 2 + rect.top() + dep + 1;
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wy = 0;
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hy = 1;
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wx = 1;
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hx = 0;
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break;
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case DOWN:
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tip_x = width / 2 + rect.left() + dep;
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tip_y = rect.bottom() - ( height - start ) / 2 + dep;
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wy = 0;
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hy = -1;
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wx = 1;
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hx = 0;
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break;
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case LEFT:
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tip_x = rect.left() + ( width - start ) / 2 + dep + 1;
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tip_y = height / 2 + rect.top() + dep;
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wy = 1;
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hy = 0;
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wx = 0;
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hx = 1;
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break;
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case RIGHT:
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tip_x = rect.right() - ( width - start ) / 2 + dep;
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tip_y = height / 2 + rect.top() + dep;
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wy = 1;
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hy = 0;
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wx = 0;
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hx = -1;
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break;
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}
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rgb_pixel color;
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if ( enabled )
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{
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color.red = 60;
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color.green = 60;
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color.blue = 60;
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}
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else
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{
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color.red = 128;
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color.green = 128;
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color.blue = 128;
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}
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for ( long i = 0; i < rows; ++i )
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{
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draw_line( c, point( tip_x + wx*i + hx*i, tip_y + wy*i + hy*i ),
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point( tip_x + wx*i* -1 + hx*i, tip_y + wy*i* -1 + hy*i ),
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color );
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}
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}
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////////////////////////////////////////////////////////////
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/// ScrollBar style
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////////////////////////////////////////////////////////////
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long scrollStyle::get_slider_length( long total_length, long max_pos ) const
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{
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// if the length is too small then we have to smash up the arrow buttons
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// and hide the slider.
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if ( total_length <= get_width()*2 )
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{
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return 0;
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}
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else
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{
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double range = total_length - get_button_length( total_length, max_pos ) * 2;
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double scale_factor = 30.0 / ( max_pos + 30.0 );
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if ( scale_factor < 0.1 )
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scale_factor = 0.1;
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double fraction = range / ( max_pos + range ) * scale_factor;
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double result = fraction * range;
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long res = static_cast<long>( result );
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if ( res < 8 )
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res = 8;
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return res;
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}
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}
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// ----------------------------------------------------------------------------------------
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long scrollStyle::get_button_length( long total_length, long max_pos ) const
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{
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// if the length is too small then we have to smash up the arrow buttons
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// and hide the slider.
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if ( total_length <= get_width()*2 )
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{
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return total_length / 2;
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}
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else
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{
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return get_width();
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}
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}
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// ----------------------------------------------------------------------------------------
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void scrollStyle::draw_scroll_bar_background( const canvas& c, const rectangle& rect, const bool enabled,
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const long lastx, const long lasty, const bool is_depressed ) const
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{
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if ( is_depressed )
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draw_checkered( c, rect, rgb_pixel( 0, 0, 0 ), rgb_pixel( 43, 47, 55 ) );
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else
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fill_rect( c, rect, rgb_pixel( 240, 240, 240 ) );
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}
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// ----------------------------------------------------------------------------------------
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void scrollStyle::draw_scroll_bar_slider( const canvas& c, const rectangle& rect, const bool enabled,
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const long lastx, const long lasty, const bool is_being_dragged ) const
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{
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fill_rect_with_vertical_gradient( c, rect, rgb_pixel( 210, 210, 210 ), rgb_pixel( 241, 241, 241 ) );
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draw_button_up( c, rect );
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}
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} //namespace nw
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