TextChunk Class Reference

#include <textchunk.h>

Public Member Functions
	TextChunk ()
	TextChunk (const std::string &text0, const Color &color0, const Color &color1, Font *const font)
	~TextChunk ()
bool	operator== (const TextChunk &chunk) const
void	generate (TTF_Font *const font, const float alpha)
void	deleteImage ()

Data Fields
Image *	img
Font *	textFont
std::string	text
Color	color
Color	color2
TextChunk *	prev
TextChunk *	next

Detailed Description

Definition at line 42 of file textchunk.h.

Constructor & Destructor Documentation

TextChunk() [1/2]

TextChunk::TextChunk

(

)

Definition at line 52 of file textchunk.cpp.

 :
 img(nullptr),
 textFont(nullptr),
 text(),
 color(),
 color2(),
 prev(nullptr),
 next(nullptr)
{
#ifdef UNITTESTS
 textChunkCnt ++;
#endif // UNITTESTS
}

TextChunk() [2/2]

TextChunk::TextChunk	(	const std::string &	text0,
		const Color &	color0,
		const Color &	color1,
		Font *const	font
	)

Definition at line 66 of file textchunk.cpp.

 :
 img(nullptr),
 textFont(font),
 text(text0),
 color(color0),
 color2(color1),
 prev(nullptr),
 next(nullptr)
{
#ifdef UNITTESTS
 textChunkCnt ++;
#endif // UNITTESTS
}

~TextChunk()

TextChunk::~TextChunk

(

)

Definition at line 83 of file textchunk.cpp.

{
 delete2(img)
#ifdef UNITTESTS
 textChunkCnt --;
#endif // UNITTESTS
}

References delete2, and img.

Member Function Documentation

deleteImage()

void TextChunk::deleteImage

(

)

Definition at line 193 of file textchunk.cpp.

{
 if (textFont != nullptr)
 {
 textFont->insertChunk(this);
 img = nullptr;
 }
 else
 {
 delete2(img)
 }
}

References delete2, img, Font::insertChunk(), and textFont.

Referenced by Button::draw(), CheckBox::draw(), Label::draw(), ProgressBar::draw(), RadioButton::draw(), TextField::draw(), Window::draw(), Text::draw(), Button::safeDraw(), ProgressBar::safeDraw(), Window::safeDraw(), Button::widgetHidden(), CheckBox::widgetHidden(), Label::widgetHidden(), ProgressBar::widgetHidden(), RadioButton::widgetHidden(), TextField::widgetHidden(), Window::widgetHidden(), Button::~Button(), Label::~Label(), ProgressBar::~ProgressBar(), and TextField::~TextField().

generate()

void TextChunk::generate	(	TTF_Font *const	font,
		const float	alpha
	)

Definition at line 97 of file textchunk.cpp.

{
 BLOCK_START("TextChunk::generate")
 SDL_Color sdlCol;
 sdlCol.b = CAST_U8(color.b);
 sdlCol.r = CAST_U8(color.r);
 sdlCol.g = CAST_U8(color.g);
#ifdef USE_SDL2
 sdlCol.a = 255;
#else // USE_SDL2
 
 sdlCol.unused = 0;
#endif // USE_SDL2
 
 getSafeUtf8String(text, strBuf);
 
 SDL_Surface *surface = MTTF_RenderUTF8_Blended(
 font, strBuf, sdlCol);
 
 if (surface == nullptr)
 {
 img = nullptr;
 BLOCK_END("TextChunk::generate")
 return;
 }
 
 const int width = surface->w;
 const int height = surface->h;
 
 if (color.r != color2.r || color.g != color2.g
 || color.b != color2.b)
 { // outlining
 SDL_Color sdlCol2;
 SDL_Surface *const background = imageHelper->create32BitSurface(
 width, height);
 if (background == nullptr)
 {
 img = nullptr;
 MSDL_FreeSurface(surface);
 BLOCK_END("TextChunk::generate")
 return;
 }
 sdlCol2.b = CAST_U8(color2.b);
 sdlCol2.r = CAST_U8(color2.r);
 sdlCol2.g = CAST_U8(color2.g);
#ifdef USE_SDL2
 sdlCol2.a = 255;
#else // USE_SDL2
 
 sdlCol2.unused = 0;
#endif // USE_SDL2
 
 SDL_Surface *const surface2 = MTTF_RenderUTF8_Blended(
 font, strBuf, sdlCol2);
 if (surface2 == nullptr)
 {
 img = nullptr;
 MSDL_FreeSurface(surface);
 BLOCK_END("TextChunk::generate")
 return;
 }
 SDL_Rect rect =
 {
 OUTLINE_SIZE,
 0,
 static_cast<Uint16>(surface->w),
 static_cast<Uint16>(surface->h)
 };
 SurfaceImageHelper::combineSurface(surface2, nullptr,
 background, &rect);
 rect.x = -OUTLINE_SIZE;
 SurfaceImageHelper::combineSurface(surface2, nullptr,
 background, &rect);
 rect.x = 0;
 rect.y = -OUTLINE_SIZE;
 SurfaceImageHelper::combineSurface(surface2, nullptr,
 background, &rect);
 rect.y = OUTLINE_SIZE;
 SurfaceImageHelper::combineSurface(surface2, nullptr,
 background, &rect);
 rect.x = 0;
 rect.y = 0;
 SurfaceImageHelper::combineSurface(surface, nullptr,
 background, &rect);
 MSDL_FreeSurface(surface);
 MSDL_FreeSurface(surface2);
 surface = background;
 }
 img = imageHelper->createTextSurface(
 surface, width, height, alpha);
 MSDL_FreeSurface(surface);
 
 BLOCK_END("TextChunk::generate")
}

References Color::b, BLOCK_END, BLOCK_START, CAST_U8, color, color2, ImageHelper::create32BitSurface(), ImageHelper::createTextSurface(), Color::g, getSafeUtf8String(), imageHelper, img, MSDL_FreeSurface, MTTF_RenderUTF8_Blended, anonymous_namespace{textchunk.cpp}::OUTLINE_SIZE, Color::r, strBuf, and text.

Referenced by Font::drawString(), and Font::generate().

operator==()

bool TextChunk::operator==

(

const TextChunk &

chunk

)

const

Definition at line 91 of file textchunk.cpp.

{
 return chunk.text == text && chunk.color == color
 && chunk.color2 == color2;
}

References color, color2, and text.

Field Documentation

color

Color TextChunk::color

Definition at line 66 of file textchunk.h.

Referenced by Button::draw(), CheckBox::draw(), Label::draw(), ProgressBar::draw(), RadioButton::draw(), TextField::draw(), Window::draw(), Text::draw(), Font::generate(), generate(), Font::insertChunk(), operator==(), TextChunkList::removeBack(), Button::safeDraw(), ProgressBar::safeDraw(), and Window::safeDraw().

color2

Color TextChunk::color2

Definition at line 67 of file textchunk.h.

Referenced by Button::draw(), CheckBox::draw(), Label::draw(), ProgressBar::draw(), RadioButton::draw(), TextField::draw(), Window::draw(), Text::draw(), Font::generate(), generate(), Font::insertChunk(), operator==(), TextChunkList::removeBack(), Button::safeDraw(), ProgressBar::safeDraw(), and Window::safeDraw().

img

Image* TextChunk::img

Definition at line 63 of file textchunk.h.

Referenced by deleteImage(), Button::draw(), CheckBox::draw(), Label::draw(), ProgressBar::draw(), RadioButton::draw(), TextField::draw(), Window::draw(), Text::draw(), Font::drawString(), Font::generate(), generate(), Font::getWidth(), Font::insertChunk(), Button::safeDraw(), ProgressBar::safeDraw(), Window::safeDraw(), and ~TextChunk().

next

TextChunk* TextChunk::next

Definition at line 69 of file textchunk.h.

Referenced by TextChunkList::insertFirst(), TextChunkList::moveToFirst(), and TextChunkList::removeBack().

prev

TextChunk* TextChunk::prev

Definition at line 68 of file textchunk.h.

Referenced by TextChunkList::insertFirst(), TextChunkList::moveToFirst(), TextChunkList::remove(), and TextChunkList::removeBack().

text

std::string TextChunk::text

Definition at line 65 of file textchunk.h.

Referenced by Button::draw(), CheckBox::draw(), Label::draw(), ProgressBar::draw(), RadioButton::draw(), TextField::draw(), Window::draw(), Text::draw(), Font::generate(), generate(), Font::insertChunk(), operator==(), TextChunkList::removeBack(), Button::safeDraw(), ProgressBar::safeDraw(), and Window::safeDraw().

textFont

Font* TextChunk::textFont

Definition at line 64 of file textchunk.h.

Referenced by deleteImage(), Button::draw(), CheckBox::draw(), Label::draw(), ProgressBar::draw(), RadioButton::draw(), TextField::draw(), Window::draw(), Text::draw(), Font::insertChunk(), Button::safeDraw(), ProgressBar::safeDraw(), and Window::safeDraw().

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The documentation for this class was generated from the following files:

• src/gui/fonts/textchunk.h (986a3bf)
• src/gui/fonts/textchunk.cpp (986a3bf)