282 lines
8.4 KiB
C++
282 lines
8.4 KiB
C++
/*
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Copyright (C) 2001-2006, William Joseph.
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All Rights Reserved.
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This file is part of GtkRadiant.
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GtkRadiant is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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GtkRadiant is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GtkRadiant; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "grid.h"
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#include <cmath>
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#include <vector>
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#include <algorithm>
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#include "preferencesystem.h"
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#include "gtkutil/widget.h"
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#include "signal/signal.h"
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#include "stringio.h"
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#include "gtkmisc.h"
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#include "commands.h"
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#include "preferences.h"
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Signal0 g_gridChange_callbacks;
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void AddGridChangeCallback( const SignalHandler& handler ){
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g_gridChange_callbacks.connectLast( handler );
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handler();
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}
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void GridChangeNotify(){
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g_gridChange_callbacks();
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}
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enum GridPower
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{
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GRIDPOWER_0125 = -3,
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GRIDPOWER_025 = -2,
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GRIDPOWER_05 = -1,
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GRIDPOWER_1 = 0,
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GRIDPOWER_2 = 1,
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GRIDPOWER_4 = 2,
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GRIDPOWER_8 = 3,
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GRIDPOWER_16 = 4,
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GRIDPOWER_32 = 5,
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GRIDPOWER_64 = 6,
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GRIDPOWER_128 = 7,
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GRIDPOWER_256 = 8,
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GRIDPOWER_512 = 9,
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GRIDPOWER_1024 = 10,
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};
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// this must match the GridPower enumeration
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const char *const g_gridnames[] = {
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"0.125",
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"0.25",
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"0.5",
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"1",
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"2",
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"4",
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"8",
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"16",
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"32",
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"64",
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"128",
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"256",
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"512",
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"1024",
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};
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std::array<QAction *, std::size( g_gridnames )> g_gridActions{};
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inline GridPower GridPower_forGridDefault( int gridDefault ){
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return static_cast<GridPower>( gridDefault - 3 );
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}
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inline int GridDefault_forGridPower( GridPower gridPower ){
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return gridPower + 3;
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}
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inline void gridActions_setChecked( GridPower gridPower ){
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auto *action = g_gridActions[GridDefault_forGridPower( gridPower )];
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ASSERT_NOTNULL( action );
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action->setChecked( true );
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}
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int g_grid_default = GridDefault_forGridPower( GRIDPOWER_16 );
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int g_grid_power = GridPower_forGridDefault( g_grid_default );
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bool g_grid_snap = true;
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int Grid_getPower(){
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return g_grid_power;
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}
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inline float GridSize_forGridPower( int gridPower ){
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return pow( 2.0f, gridPower );
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}
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float g_gridsize = GridSize_forGridPower( g_grid_power );
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float GetSnapGridSize(){
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return g_grid_snap ? g_gridsize : 0;
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}
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float GetGridSize(){
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return g_gridsize;
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}
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void setGridPower( GridPower power ){
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g_grid_snap = true;
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g_gridsize = GridSize_forGridPower( power );
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GridChangeNotify();
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}
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template<GridPower power>
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void setGridPower(){
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g_grid_power = power;
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setGridPower( power );
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}
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void GridPrev(){
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g_grid_snap = true;
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if ( g_grid_power > GRIDPOWER_0125 ) {
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setGridPower( static_cast<GridPower>( --g_grid_power ) );
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gridActions_setChecked( static_cast<GridPower>( g_grid_power ) );
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}
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}
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void GridNext(){
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g_grid_snap = true;
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if ( g_grid_power < GRIDPOWER_1024 ) {
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setGridPower( static_cast<GridPower>( ++g_grid_power ) );
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gridActions_setChecked( static_cast<GridPower>( g_grid_power ) );
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}
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}
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void ToggleGridSnap(){
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g_grid_snap = !g_grid_snap;
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GridChangeNotify();
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}
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int g_maxGridCoordPower = 4;
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float g_maxGridCoord;
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float GetMaxGridCoord(){
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return g_maxGridCoord;
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}
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void Region_defaultMinMax();
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void maxGridCoordPowerImport( int value ){
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g_maxGridCoordPower = value;
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g_maxGridCoord = pow( 2.0, std::clamp( g_maxGridCoordPower, 0, 4 ) + 12 );
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Region_defaultMinMax();
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GridChangeNotify();
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}
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typedef FreeCaller1<int, maxGridCoordPowerImport> maxGridCoordPowerImportCaller;
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void maxGridCoordPowerExport( const IntImportCallback& importer ){
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importer( std::clamp( g_maxGridCoordPower, 0, 4 ) );
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}
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typedef FreeCaller1<const IntImportCallback&, maxGridCoordPowerExport> maxGridCoordPowerExportCaller;
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void Grid_registerCommands(){
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GlobalCommands_insert( "GridDown", FreeCaller<GridPrev>(), QKeySequence( "[" ) );
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GlobalCommands_insert( "GridUp", FreeCaller<GridNext>(), QKeySequence( "]" ) );
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GlobalCommands_insert( "ToggleGridSnap", FreeCaller<ToggleGridSnap>() );
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GlobalCommands_insert( "SetGrid0.125", FreeCaller<setGridPower<GRIDPOWER_0125>>() );
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GlobalCommands_insert( "SetGrid0.25", FreeCaller<setGridPower<GRIDPOWER_025>>() );
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GlobalCommands_insert( "SetGrid0.5", FreeCaller<setGridPower<GRIDPOWER_05>>() );
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GlobalCommands_insert( "SetGrid1", FreeCaller<setGridPower<GRIDPOWER_1>>(), QKeySequence( "1" ) );
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GlobalCommands_insert( "SetGrid2", FreeCaller<setGridPower<GRIDPOWER_2>>(), QKeySequence( "2" ) );
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GlobalCommands_insert( "SetGrid4", FreeCaller<setGridPower<GRIDPOWER_4>>(), QKeySequence( "3" ) );
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GlobalCommands_insert( "SetGrid8", FreeCaller<setGridPower<GRIDPOWER_8>>(), QKeySequence( "4" ) );
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GlobalCommands_insert( "SetGrid16", FreeCaller<setGridPower<GRIDPOWER_16>>(), QKeySequence( "5" ) );
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GlobalCommands_insert( "SetGrid32", FreeCaller<setGridPower<GRIDPOWER_32>>(), QKeySequence( "6" ) );
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GlobalCommands_insert( "SetGrid64", FreeCaller<setGridPower<GRIDPOWER_64>>(), QKeySequence( "7" ) );
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GlobalCommands_insert( "SetGrid128", FreeCaller<setGridPower<GRIDPOWER_128>>(), QKeySequence( "8" ) );
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GlobalCommands_insert( "SetGrid256", FreeCaller<setGridPower<GRIDPOWER_256>>(), QKeySequence( "9" ) );
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GlobalCommands_insert( "SetGrid512", FreeCaller<setGridPower<GRIDPOWER_512>>() );
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GlobalCommands_insert( "SetGrid1024", FreeCaller<setGridPower<GRIDPOWER_1024>>() );
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}
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void Grid_constructMenu( QMenu* menu ){
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g_gridActions = std::array{ // verify arrays size match this way
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create_menu_item_with_mnemonic( menu, "Grid0.125", "SetGrid0.125" ),
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create_menu_item_with_mnemonic( menu, "Grid0.25", "SetGrid0.25" ),
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create_menu_item_with_mnemonic( menu, "Grid0.5", "SetGrid0.5" ),
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create_menu_item_with_mnemonic( menu, "Grid1", "SetGrid1" ),
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create_menu_item_with_mnemonic( menu, "Grid2", "SetGrid2" ),
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create_menu_item_with_mnemonic( menu, "Grid4", "SetGrid4" ),
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create_menu_item_with_mnemonic( menu, "Grid8", "SetGrid8" ),
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create_menu_item_with_mnemonic( menu, "Grid16", "SetGrid16" ),
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create_menu_item_with_mnemonic( menu, "Grid32", "SetGrid32" ),
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create_menu_item_with_mnemonic( menu, "Grid64", "SetGrid64" ),
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create_menu_item_with_mnemonic( menu, "Grid128", "SetGrid128" ),
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create_menu_item_with_mnemonic( menu, "Grid256", "SetGrid256" ),
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create_menu_item_with_mnemonic( menu, "Grid512", "SetGrid512" ),
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create_menu_item_with_mnemonic( menu, "Grid1024", "SetGrid1024" )
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};
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// make them radio
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auto *group = new QActionGroup( menu );
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for( auto *action : g_gridActions ){
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action->setCheckable( true );
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action->setActionGroup( group );
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}
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// activate current
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gridActions_setChecked( static_cast<GridPower>( g_grid_power ) );
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}
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void Grid_registerShortcuts(){
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// command_connect_accelerator( "ToggleGrid" );
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command_connect_accelerator( "GridDown" );
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command_connect_accelerator( "GridUp" );
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command_connect_accelerator( "ToggleGridSnap" );
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}
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void Grid_constructPreferences( PreferencesPage& page ){
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page.appendCombo(
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"Default grid spacing",
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g_grid_default,
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StringArrayRange( g_gridnames )
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);
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{
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const char* coords[] = { "4096", "8192", "16384", "32768", "65536" };
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page.appendCombo(
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"Max grid coordinate",
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StringArrayRange( coords ),
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IntImportCallback( maxGridCoordPowerImportCaller() ),
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IntExportCallback( maxGridCoordPowerExportCaller() )
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);
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}
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}
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void Grid_constructPage( PreferenceGroup& group ){
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PreferencesPage page( group.createPage( "Grid", "Grid Settings" ) );
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Grid_constructPreferences( page );
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}
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void Grid_registerPreferencesPage(){
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PreferencesDialog_addSettingsPage( FreeCaller1<PreferenceGroup&, Grid_constructPage>() );
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}
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void Grid_construct(){
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Grid_registerPreferencesPage();
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g_grid_default = GridDefault_forGridPower( GRIDPOWER_16 );
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GlobalPreferenceSystem().registerPreference( "GridDefault", IntImportStringCaller( g_grid_default ), IntExportStringCaller( g_grid_default ) );
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g_grid_power = GridPower_forGridDefault( g_grid_default );
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g_gridsize = GridSize_forGridPower( g_grid_power );
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GlobalPreferenceSystem().registerPreference( "GridMaxCoordPower", IntImportStringCaller( g_maxGridCoordPower ), IntExportStringCaller( g_maxGridCoordPower ) );
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maxGridCoordPowerImport( g_maxGridCoordPower ); // call manually to also work, when no preference was loaded (1st start)
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}
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void Grid_destroy(){
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}
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