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LevelEditor.cpp
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LevelEditor.cpp
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#include "LevelEditor.h"
CLevelEditor::CLevelEditor() {
m_pCurLevel = nullptr;
m_pCamera = nullptr;
m_bEditorOn = false;
m_CurTileIndex = -1;
m_SelectedTileIndex = -1;
m_CurTileMenu = 0;
m_LastSaveTime = -5000;
}
void CLevelEditor::NewTileMenu( CTextureFactory * pTextureFactory, std::string name, std::string directory ) {
CLevelEditorTileMenu * pTileMenu = new CLevelEditorTileMenu;
std::vector< std::string > fileList;
pTileMenu->SetName( name );
FileUtil::FindFilesInDirectory( directory, ".png", fileList, false );
for( auto iter : fileList ) {
CTextureImage * pTile = pTextureFactory->GetObjectContent( directory + iter );
pTileMenu->AddTile( pTile );
}
m_pTileMenus.push_back( pTileMenu );
}
void CLevelEditor::PlaceTile( int tileIndex, int x, int y ) {
if( m_pCurLevel ) {
std::vector< CTextureImage * > & tiles = m_pTileMenus[m_CurTileMenu].GetTiles();
std::string tilePath = tiles[tileIndex]->GetPath();
if( !m_pCurLevel->HasLevelTexture( tilePath ) ) {
m_pCurLevel->AddLevelTexture( tilePath, tiles[tileIndex] );
m_pCurLevel->CreatePackedTexture();
m_pCurLevel->UpdatePackedTextureCoords();
}
m_pCurLevel->SetTileAt( tilePath, x, y );
}
}
void CLevelEditor::Input( CGameInput * pGameInput, float dps ) {
if( !m_bEditorOn || !m_pCurLevel )
return;
int mx, my;
auto mouseState = SDL_GetMouseState( &mx, &my );
Vector2< float > cameraTranslate;
if( m_pCamera ) {
cameraTranslate = m_pCamera->GetTranslate();
}
int tX = ( mx - cameraTranslate.GetX() ) / TEXTURE_RENDER_WIDTH;
int tY = ( my - cameraTranslate.GetY() ) / TEXTURE_RENDER_HEIGHT;
if( mx - cameraTranslate.GetX() < 0 )
tX--;
if( my - cameraTranslate.GetY() < 0 )
tY--;
int x = tX * TEXTURE_RENDER_WIDTH;
int y = tY * TEXTURE_RENDER_HEIGHT;
if( mouseState & SDL_BUTTON( SDL_BUTTON_LEFT ) ) {
if( m_CurTileIndex > -1 ) {
m_SelectedTileIndex = m_CurTileIndex;
} else if( m_SelectedTileIndex > -1 ) {
m_pCurLevel->RemoveTileAt( mx - cameraTranslate.GetX(), my - cameraTranslate.GetY() );
PlaceTile( m_SelectedTileIndex, x, y );
}
}
if( m_pCamera ) {
if( pGameInput->KeyDown( SDL_SCANCODE_UP ) ) {
m_pCamera->Translate( 0.0f, -CAMERA_TRANSLATE_SPEED * dps );
}
if( pGameInput->KeyDown( SDL_SCANCODE_DOWN ) ) {
m_pCamera->Translate( 0.0f, CAMERA_TRANSLATE_SPEED * dps );
}
if( pGameInput->KeyDown( SDL_SCANCODE_LEFT ) ) {
m_pCamera->Translate( -CAMERA_TRANSLATE_SPEED * dps, 0.0f );
}
if( pGameInput->KeyDown( SDL_SCANCODE_RIGHT ) ) {
m_pCamera->Translate( CAMERA_TRANSLATE_SPEED * dps, 0.0f );
}
}
if( pGameInput->KeyDown( SDL_SCANCODE_1 ) ) {
if( m_SelectedTileIndex > -1 ) {
m_pCurLevel->RemoveTileAt( mx - cameraTranslate.GetX(), my - cameraTranslate.GetY() );
PlaceTile( m_SelectedTileIndex, x, y );
}
}
if( pGameInput->KeyDown( SDL_SCANCODE_3 ) ) {
m_pCurLevel->RemoveTileAt( mx - cameraTranslate.GetX(), my - cameraTranslate.GetY() );
}
if( pGameInput->ShiftMod() && pGameInput->KeyDownOnce( SDLK_0 ) ) {
if( m_pCurLevel ) {
m_LastSaveTime = SDL_GetTicks();
m_pCurLevel->Save( m_pCurLevel->GetPath() );
}
}
}
void CLevelEditor::Think() {
if( !m_bEditorOn || !m_pCurLevel )
return;
}
void CLevelEditor::Draw( CDrawContext * pDrawContext ) {
if( !m_bEditorOn || !m_pCurLevel )
return;
int mx, my;
SDL_GetMouseState( &mx, &my );
Vector2< float > cameraTranslate;
if( m_pCamera ) {
cameraTranslate = m_pCamera->GetTranslate();
}
float gridOffsetX = cameraTranslate.GetX() - ( ( int )( cameraTranslate.GetX() / TEXTURE_RENDER_WIDTH ) * TEXTURE_RENDER_WIDTH );
float gridOffsetY = cameraTranslate.GetY() - ( ( int )( cameraTranslate.GetY() / TEXTURE_RENDER_HEIGHT ) * TEXTURE_RENDER_HEIGHT );
int selectedTileX = mx / TEXTURE_RENDER_WIDTH_EDITOR;
int selectedTileY = my / TEXTURE_RENDER_HEIGHT_EDITOR;
int tileX = ( mx - gridOffsetX ) / TEXTURE_RENDER_WIDTH;
int tileY = ( my - gridOffsetY ) / TEXTURE_RENDER_HEIGHT;
pDrawContext->DrawMaterial( *m_pPixel, tileX * TEXTURE_RENDER_WIDTH + gridOffsetX, tileY * TEXTURE_RENDER_HEIGHT + gridOffsetY, TEXTURE_RENDER_WIDTH, TEXTURE_RENDER_HEIGHT, 0.5f, 0.5f, 1.0f, 0.5f );
int numLinesHoriz = m_WindowSize.GetX() / TEXTURE_RENDER_WIDTH;
int numLinesVert = m_WindowSize.GetY() / TEXTURE_RENDER_HEIGHT;
for( int j = 0; j < numLinesHoriz + 1; j++ )
pDrawContext->DrawMaterial( *m_pPixel, j * TEXTURE_RENDER_WIDTH + gridOffsetX, gridOffsetY - TEXTURE_RENDER_HEIGHT, GRIDLINE_THICKNESS, m_WindowSize.GetY() + TEXTURE_RENDER_HEIGHT * 2, 1.0f, 1.0f, 1.0f, 1.0f );
for( int j = 0; j < numLinesVert + 1; j++ )
pDrawContext->DrawMaterial( *m_pPixel, gridOffsetX - TEXTURE_RENDER_WIDTH, j * TEXTURE_RENDER_HEIGHT + gridOffsetY, m_WindowSize.GetX() + TEXTURE_RENDER_WIDTH * 2, GRIDLINE_THICKNESS, 1.0f, 1.0f, 1.0f, 1.0f );
if( m_CurTileMenu < m_pTileMenus.size() ) {
std::vector< CTextureImage * > pTiles = m_pTileMenus[m_CurTileMenu].GetTiles();
int numTilesInMenu = pTiles.size();
const int tileMenuNumColumns = 3;
int tileMenuNumRows = ( ( float ) numTilesInMenu / ( float )tileMenuNumColumns + .99f );
int curTileIndex = 0;
int tileMenuWidth = tileMenuNumColumns * TEXTURE_RENDER_WIDTH_EDITOR;
int tileMenuHeight = tileMenuNumRows * TEXTURE_RENDER_HEIGHT_EDITOR;
pDrawContext->DrawMaterial( *m_pPixel, 0, 0, tileMenuWidth, tileMenuHeight, 0.5f, 0.5f, 1.0f, 0.2f );
for( int y = 0; y < tileMenuNumRows; y++ ) {
for( int x = 0; x < tileMenuNumColumns; x++ ) {
pDrawContext->DrawMaterial( *pTiles[curTileIndex], x * TEXTURE_RENDER_WIDTH_EDITOR, y * TEXTURE_RENDER_HEIGHT_EDITOR, TEXTURE_RENDER_WIDTH_EDITOR, TEXTURE_RENDER_HEIGHT_EDITOR, 1.0f, 1.0f, 1.0f, 1.0f );
if( curTileIndex == m_SelectedTileIndex ) {
pDrawContext->DrawMaterial( *m_pPixel, x * TEXTURE_RENDER_WIDTH_EDITOR, y * TEXTURE_RENDER_HEIGHT_EDITOR, TEXTURE_RENDER_WIDTH_EDITOR, TEXTURE_RENDER_HEIGHT_EDITOR, 1.0f, 0.0f, 1.0f, 0.2f );
}
if( ++curTileIndex >= numTilesInMenu )
break;
}
}
m_CurTileIndex = -1;
if( mx < tileMenuWidth && my < tileMenuHeight ) {
m_CurTileIndex = selectedTileX + selectedTileY * tileMenuNumColumns;
pDrawContext->DrawMaterial( *m_pPixel, selectedTileX * TEXTURE_RENDER_WIDTH_EDITOR, selectedTileY * TEXTURE_RENDER_HEIGHT_EDITOR, TEXTURE_RENDER_WIDTH_EDITOR, TEXTURE_RENDER_HEIGHT_EDITOR, 1.0f, 1.0f, 1.0f, 0.3f );
}
}
if( SDL_GetTicks() - m_LastSaveTime < 1000 ) {
pDrawContext->DrawMaterial( *m_pPixel, 0.0f, 0.0f, m_WindowSize.GetX(), m_WindowSize.GetY() * .1f, 0.0f, 1.0f, 0.0f, 0.5f );
}
}