netradiant-custom/radiant/grid.cpp
2021-12-09 22:50:17 +03:00

311 lines
10 KiB
C++

/*
Copyright (C) 2001-2006, William Joseph.
All Rights Reserved.
This file is part of GtkRadiant.
GtkRadiant 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.
GtkRadiant 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 GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "grid.h"
#include <cmath>
#include <vector>
#include <algorithm>
#include "preferencesystem.h"
#include "gtkutil/widget.h"
#include "signal/signal.h"
#include "stringio.h"
#include "gtkmisc.h"
#include "commands.h"
#include "preferences.h"
Signal0 g_gridChange_callbacks;
void AddGridChangeCallback( const SignalHandler& handler ){
g_gridChange_callbacks.connectLast( handler );
handler();
}
void GridChangeNotify(){
g_gridChange_callbacks();
}
enum GridPower
{
GRIDPOWER_0125 = -3,
GRIDPOWER_025 = -2,
GRIDPOWER_05 = -1,
GRIDPOWER_1 = 0,
GRIDPOWER_2 = 1,
GRIDPOWER_4 = 2,
GRIDPOWER_8 = 3,
GRIDPOWER_16 = 4,
GRIDPOWER_32 = 5,
GRIDPOWER_64 = 6,
GRIDPOWER_128 = 7,
GRIDPOWER_256 = 8,
GRIDPOWER_512 = 9,
GRIDPOWER_1024 = 10,
};
// this must match the GridPower enumeration
const char *const g_gridnames[] = {
"0.125",
"0.25",
"0.5",
"1",
"2",
"4",
"8",
"16",
"32",
"64",
"128",
"256",
"512",
"1024",
};
inline GridPower GridPower_forGridDefault( int gridDefault ){
return static_cast<GridPower>( gridDefault - 3 );
}
inline int GridDefault_forGridPower( GridPower gridPower ){
return gridPower + 3;
}
int g_grid_default = GridDefault_forGridPower( GRIDPOWER_16 );
int g_grid_power = GridPower_forGridDefault( g_grid_default );
bool g_grid_snap = true;
int Grid_getPower(){
return g_grid_power;
}
inline float GridSize_forGridPower( int gridPower ){
return pow( 2.0f, gridPower );
}
float g_gridsize = GridSize_forGridPower( g_grid_power );
float GetSnapGridSize(){
return g_grid_snap ? g_gridsize : 0;
}
float GetGridSize(){
return g_gridsize;
}
void setGridPower( GridPower power );
class GridMenuItem
{
GridPower m_id;
public:
ToggleItem m_item;
GridMenuItem( const GridMenuItem& other ) = delete; // NOT COPYABLE
GridMenuItem& operator=( const GridMenuItem& other ) = delete; // NOT ASSIGNABLE
GridMenuItem( GridPower id ) : m_id( id ), m_item( ExportCaller( *this ) ){
}
void set(){
g_grid_power = m_id;
m_item.update();
setGridPower( m_id );
}
typedef MemberCaller<GridMenuItem, &GridMenuItem::set> SetCaller;
void active( const BoolImportCallback& importCallback ){
importCallback( g_grid_power == m_id );
}
typedef MemberCaller1<GridMenuItem, const BoolImportCallback&, &GridMenuItem::active> ExportCaller;
};
GridMenuItem g_gridMenu0125( GRIDPOWER_0125 );
GridMenuItem g_gridMenu025( GRIDPOWER_025 );
GridMenuItem g_gridMenu05( GRIDPOWER_05 );
GridMenuItem g_gridMenu1( GRIDPOWER_1 );
GridMenuItem g_gridMenu2( GRIDPOWER_2 );
GridMenuItem g_gridMenu4( GRIDPOWER_4 );
GridMenuItem g_gridMenu8( GRIDPOWER_8 );
GridMenuItem g_gridMenu16( GRIDPOWER_16 );
GridMenuItem g_gridMenu32( GRIDPOWER_32 );
GridMenuItem g_gridMenu64( GRIDPOWER_64 );
GridMenuItem g_gridMenu128( GRIDPOWER_128 );
GridMenuItem g_gridMenu256( GRIDPOWER_256 );
GridMenuItem g_gridMenu512( GRIDPOWER_512 );
GridMenuItem g_gridMenu1024( GRIDPOWER_1024 );
void setGridPower( GridPower power ){
g_grid_snap = true;
g_gridsize = GridSize_forGridPower( power );
g_gridMenu0125.m_item.update();
g_gridMenu025.m_item.update();
g_gridMenu05.m_item.update();
g_gridMenu1.m_item.update();
g_gridMenu2.m_item.update();
g_gridMenu4.m_item.update();
g_gridMenu8.m_item.update();
g_gridMenu16.m_item.update();
g_gridMenu32.m_item.update();
g_gridMenu64.m_item.update();
g_gridMenu128.m_item.update();
g_gridMenu256.m_item.update();
g_gridMenu512.m_item.update();
g_gridMenu1024.m_item.update();
GridChangeNotify();
}
void GridPrev(){
g_grid_snap = true;
if ( g_grid_power > GRIDPOWER_0125 ) {
setGridPower( static_cast<GridPower>( --g_grid_power ) );
}
}
void GridNext(){
g_grid_snap = true;
if ( g_grid_power < GRIDPOWER_1024 ) {
setGridPower( static_cast<GridPower>( ++g_grid_power ) );
}
}
void ToggleGridSnap(){
g_grid_snap = !g_grid_snap;
GridChangeNotify();
}
int g_maxGridCoordPower = 4;
float g_maxGridCoord;
float GetMaxGridCoord(){
return g_maxGridCoord;
}
void Region_defaultMinMax();
void maxGridCoordPowerImport( int value ){
g_maxGridCoordPower = value;
g_maxGridCoord = pow( 2.0, std::clamp( g_maxGridCoordPower, 0, 4 ) + 12 );
Region_defaultMinMax();
GridChangeNotify();
}
typedef FreeCaller1<int, maxGridCoordPowerImport> maxGridCoordPowerImportCaller;
void maxGridCoordPowerExport( const IntImportCallback& importer ){
importer( std::clamp( g_maxGridCoordPower, 0, 4 ) );
}
typedef FreeCaller1<const IntImportCallback&, maxGridCoordPowerExport> maxGridCoordPowerExportCaller;
void Grid_registerCommands(){
GlobalCommands_insert( "GridDown", FreeCaller<GridPrev>(), Accelerator( '[' ) );
GlobalCommands_insert( "GridUp", FreeCaller<GridNext>(), Accelerator( ']' ) );
GlobalCommands_insert( "ToggleGridSnap", FreeCaller<ToggleGridSnap>() );
GlobalToggles_insert( "SetGrid0.125", GridMenuItem::SetCaller( g_gridMenu0125 ), ToggleItem::AddCallbackCaller( g_gridMenu0125.m_item ) );
GlobalToggles_insert( "SetGrid0.25", GridMenuItem::SetCaller( g_gridMenu025 ), ToggleItem::AddCallbackCaller( g_gridMenu025.m_item ) );
GlobalToggles_insert( "SetGrid0.5", GridMenuItem::SetCaller( g_gridMenu05 ), ToggleItem::AddCallbackCaller( g_gridMenu05.m_item ) );
GlobalToggles_insert( "SetGrid1", GridMenuItem::SetCaller( g_gridMenu1 ), ToggleItem::AddCallbackCaller( g_gridMenu1.m_item ), Accelerator( '1' ) );
GlobalToggles_insert( "SetGrid2", GridMenuItem::SetCaller( g_gridMenu2 ), ToggleItem::AddCallbackCaller( g_gridMenu2.m_item ), Accelerator( '2' ) );
GlobalToggles_insert( "SetGrid4", GridMenuItem::SetCaller( g_gridMenu4 ), ToggleItem::AddCallbackCaller( g_gridMenu4.m_item ), Accelerator( '3' ) );
GlobalToggles_insert( "SetGrid8", GridMenuItem::SetCaller( g_gridMenu8 ), ToggleItem::AddCallbackCaller( g_gridMenu8.m_item ), Accelerator( '4' ) );
GlobalToggles_insert( "SetGrid16", GridMenuItem::SetCaller( g_gridMenu16 ), ToggleItem::AddCallbackCaller( g_gridMenu16.m_item ), Accelerator( '5' ) );
GlobalToggles_insert( "SetGrid32", GridMenuItem::SetCaller( g_gridMenu32 ), ToggleItem::AddCallbackCaller( g_gridMenu32.m_item ), Accelerator( '6' ) );
GlobalToggles_insert( "SetGrid64", GridMenuItem::SetCaller( g_gridMenu64 ), ToggleItem::AddCallbackCaller( g_gridMenu64.m_item ), Accelerator( '7' ) );
GlobalToggles_insert( "SetGrid128", GridMenuItem::SetCaller( g_gridMenu128 ), ToggleItem::AddCallbackCaller( g_gridMenu128.m_item ), Accelerator( '8' ) );
GlobalToggles_insert( "SetGrid256", GridMenuItem::SetCaller( g_gridMenu256 ), ToggleItem::AddCallbackCaller( g_gridMenu256.m_item ), Accelerator( '9' ) );
GlobalToggles_insert( "SetGrid512", GridMenuItem::SetCaller( g_gridMenu512 ), ToggleItem::AddCallbackCaller( g_gridMenu512.m_item ) );
GlobalToggles_insert( "SetGrid1024", GridMenuItem::SetCaller( g_gridMenu1024 ), ToggleItem::AddCallbackCaller( g_gridMenu1024.m_item ) );
}
void Grid_constructMenu( GtkMenu* menu ){
create_check_menu_item_with_mnemonic( menu, "Grid0.125", "SetGrid0.125" );
create_check_menu_item_with_mnemonic( menu, "Grid0.25", "SetGrid0.25" );
create_check_menu_item_with_mnemonic( menu, "Grid0.5", "SetGrid0.5" );
create_check_menu_item_with_mnemonic( menu, "Grid1", "SetGrid1" );
create_check_menu_item_with_mnemonic( menu, "Grid2", "SetGrid2" );
create_check_menu_item_with_mnemonic( menu, "Grid4", "SetGrid4" );
create_check_menu_item_with_mnemonic( menu, "Grid8", "SetGrid8" );
create_check_menu_item_with_mnemonic( menu, "Grid16", "SetGrid16" );
create_check_menu_item_with_mnemonic( menu, "Grid32", "SetGrid32" );
create_check_menu_item_with_mnemonic( menu, "Grid64", "SetGrid64" );
create_check_menu_item_with_mnemonic( menu, "Grid128", "SetGrid128" );
create_check_menu_item_with_mnemonic( menu, "Grid256", "SetGrid256" );
create_check_menu_item_with_mnemonic( menu, "Grid512", "SetGrid512" );
create_check_menu_item_with_mnemonic( menu, "Grid1024", "SetGrid1024" );
}
void Grid_registerShortcuts(){
// command_connect_accelerator( "ToggleGrid" );
command_connect_accelerator( "GridDown" );
command_connect_accelerator( "GridUp" );
command_connect_accelerator( "ToggleGridSnap" );
}
void Grid_constructPreferences( PreferencesPage& page ){
page.appendCombo(
"Default grid spacing",
g_grid_default,
StringArrayRange( g_gridnames )
);
{
const char* coords[] = { "4096", "8192", "16384", "32768", "65536" };
page.appendCombo(
"Max grid coordinate",
StringArrayRange( coords ),
IntImportCallback( maxGridCoordPowerImportCaller() ),
IntExportCallback( maxGridCoordPowerExportCaller() )
);
}
}
void Grid_constructPage( PreferenceGroup& group ){
PreferencesPage page( group.createPage( "Grid", "Grid Settings" ) );
Grid_constructPreferences( page );
}
void Grid_registerPreferencesPage(){
PreferencesDialog_addSettingsPage( FreeCaller1<PreferenceGroup&, Grid_constructPage>() );
}
void Grid_construct(){
Grid_registerPreferencesPage();
g_grid_default = GridDefault_forGridPower( GRIDPOWER_16 );
GlobalPreferenceSystem().registerPreference( "GridDefault", IntImportStringCaller( g_grid_default ), IntExportStringCaller( g_grid_default ) );
g_grid_power = GridPower_forGridDefault( g_grid_default );
g_gridsize = GridSize_forGridPower( g_grid_power );
GlobalPreferenceSystem().registerPreference( "GridMaxCoordPower", IntImportStringCaller( g_maxGridCoordPower ), IntExportStringCaller( g_maxGridCoordPower ) );
maxGridCoordPowerImport( g_maxGridCoordPower ); // call manually to also work, when no preference was loaded (1st start)
}
void Grid_destroy(){
}