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Add functions for u16string handling

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This commit is contained in:
Dmitry Marakasov 2015-05-14 17:50:02 +03:00
parent b636ce43a4
commit 2e2cbbb1e4
2 changed files with 90 additions and 0 deletions
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26
SDL2pp/Font.cc
View File

@ -19,6 +19,8 @@
3. This notice may not be removed or altered from any source distribution.
*/
#include <vector>
#include <SDL2/SDL_ttf.h>
#include <SDL2pp/Font.hh>
@ -178,6 +180,12 @@ Point Font::GetSizeUNICODE(const Uint16* text) const {
return Point(w, h);
}
Point Font::GetSizeUNICODE(const std::u16string& text) const {
std::vector<Uint16> uint16_text(text.length() + 1);
std::copy(text.begin(), text.end(), uint16_text.begin());
return GetSizeUNICODE(uint16_text.data());
}
Surface Font::RenderText_Solid(const std::string& text, SDL_Color fg) {
SDL_Surface* surface = TTF_RenderText_Solid(font_, text.c_str(), fg);
if (surface == nullptr)
@ -199,6 +207,12 @@ Surface Font::RenderUNICODE_Solid(const Uint16* text, SDL_Color fg) {
return Surface(surface);
}
Surface Font::RenderUNICODE_Solid(const std::u16string& text, SDL_Color fg) {
std::vector<Uint16> uint16_text(text.length() + 1);
std::copy(text.begin(), text.end(), uint16_text.begin());
return Font::RenderUNICODE_Solid(uint16_text.data(), fg);
}
Surface Font::RenderGlyph_Solid(Uint16 ch, SDL_Color fg) {
SDL_Surface* surface = TTF_RenderGlyph_Solid(font_, ch, fg);
if (surface == nullptr)
@ -227,6 +241,12 @@ Surface Font::RenderUNICODE_Shaded(const Uint16* text, SDL_Color fg, SDL_Color b
return Surface(surface);
}
Surface Font::RenderUNICODE_Shaded(const std::u16string& text, SDL_Color fg, SDL_Color bg) {
std::vector<Uint16> uint16_text(text.length() + 1);
std::copy(text.begin(), text.end(), uint16_text.begin());
return Font::RenderUNICODE_Shaded(uint16_text.data(), fg, bg);
}
Surface Font::RenderGlyph_Shaded(Uint16 ch, SDL_Color fg, SDL_Color bg) {
SDL_Surface* surface = TTF_RenderGlyph_Shaded(font_, ch, fg, bg);
if (surface == nullptr)
@ -255,6 +275,12 @@ Surface Font::RenderUNICODE_Blended(const Uint16* text, SDL_Color fg) {
return Surface(surface);
}
Surface Font::RenderUNICODE_Blended(const std::u16string& text, SDL_Color fg) {
std::vector<Uint16> uint16_text(text.length() + 1);
std::copy(text.begin(), text.end(), uint16_text.begin());
return Font::RenderUNICODE_Blended(uint16_text.data(), fg);
}
Surface Font::RenderGlyph_Blended(Uint16 ch, SDL_Color fg) {
SDL_Surface* surface = TTF_RenderGlyph_Blended(font_, ch, fg);
if (surface == nullptr)

64
SDL2pp/Font.hh
View File

@ -518,6 +518,24 @@ public:
////////////////////////////////////////////////////////////
Point GetSizeUNICODE(const Uint16* text) const;
////////////////////////////////////////////////////////////
/// \brief Calculate the resulting surface size of the UNICODE encoded text rendered using font
///
/// \param[in] text UNICODE null terminated string to size up
///
/// \returns Point representing dimensions of the rendered text
///
/// \throws SDL2pp::Exception
///
/// No actual rendering is done, however correct kerning is done
/// to get the actual width. The height returned in h is the same
/// as you can get using GetHeight()
///
/// \see https://www.libsdl.org/projects/SDL_ttf/docs/SDL_ttf.html#SEC41
///
////////////////////////////////////////////////////////////
Point GetSizeUNICODE(const std::u16string& text) const;
////////////////////////////////////////////////////////////
/// \brief Render LATIN1 text using solid mode
///
@ -563,6 +581,21 @@ public:
////////////////////////////////////////////////////////////
Surface RenderUNICODE_Solid(const Uint16* text, SDL_Color fg);
////////////////////////////////////////////////////////////
/// \brief Render UNICODE encoded text using solid mode
///
/// \param[in] text UNICODE encoded string to render
/// \param[in] fg Color to render the text in
///
/// \returns Surface containing rendered text
///
/// \throws SDL2pp::Exception
///
/// \see https://www.libsdl.org/projects/SDL_ttf/docs/SDL_ttf.html#SEC45
///
////////////////////////////////////////////////////////////
Surface RenderUNICODE_Solid(const std::u16string& text, SDL_Color fg);
////////////////////////////////////////////////////////////
/// \brief Render the glyph for UNICODE character using solid mode
///
@ -626,6 +659,22 @@ public:
////////////////////////////////////////////////////////////
Surface RenderUNICODE_Shaded(const Uint16* text, SDL_Color fg, SDL_Color bg);
////////////////////////////////////////////////////////////
/// \brief Render UNICODE encoded text using shaded mode
///
/// \param[in] text UNICODE encoded string to render
/// \param[in] fg Color to render the text in
/// \param[in] bg Color to render the background box in
///
/// \returns Surface containing rendered text
///
/// \throws SDL2pp::Exception
///
/// \see https://www.libsdl.org/projects/SDL_ttf/docs/SDL_ttf.html#SEC49
///
////////////////////////////////////////////////////////////
Surface RenderUNICODE_Shaded(const std::u16string& text, SDL_Color fg, SDL_Color bg);
////////////////////////////////////////////////////////////
/// \brief Render the glyph for UNICODE character using shaded mode
///
@ -687,6 +736,21 @@ public:
////////////////////////////////////////////////////////////
Surface RenderUNICODE_Blended(const Uint16* text, SDL_Color fg);
////////////////////////////////////////////////////////////
/// \brief Render UNICODE encoded text using blended mode
///
/// \param[in] text UNICODE encoded string to render
/// \param[in] fg Color to render the text in
///
/// \returns Surface containing rendered text
///
/// \throws SDL2pp::Exception
///
/// \see https://www.libsdl.org/projects/SDL_ttf/docs/SDL_ttf.html#SEC53
///
////////////////////////////////////////////////////////////
Surface RenderUNICODE_Blended(const std::u16string& text, SDL_Color fg);
////////////////////////////////////////////////////////////
/// \brief Render the glyph for UNICODE character using blended mode
///