diff options
| -rw-r--r-- | engines/sci/graphics/text32.cpp | 29 | ||||
| -rw-r--r-- | engines/sci/graphics/text32.h | 14 |
2 files changed, 43 insertions, 0 deletions
diff --git a/engines/sci/graphics/text32.cpp b/engines/sci/graphics/text32.cpp index fa19047a4c..99ffc6e328 100644 --- a/engines/sci/graphics/text32.cpp +++ b/engines/sci/graphics/text32.cpp @@ -625,4 +625,33 @@ int16 GfxText32::getStringWidth(const Common::String &text) { return getTextWidth(text, 0, 10000); } +int16 GfxText32::getTextCount(const Common::String &text, const uint index, const Common::Rect &textRect, const bool doScaling) { + const int16 scriptWidth = g_sci->_gfxFrameout->getCurrentBuffer().scriptWidth; + const int16 scriptHeight = g_sci->_gfxFrameout->getCurrentBuffer().scriptHeight; + + Common::Rect scaledRect(textRect); + if (doScaling) { + mulinc(scaledRect, Ratio(_scaledWidth, scriptWidth), Ratio(_scaledHeight, scriptHeight)); + } + + Common::String oldText = _text; + _text = text; + + uint charIndex = index; + int16 maxWidth = scaledRect.width(); + int16 lineCount = (scaledRect.height() - 2) / _font->getHeight(); + while (lineCount--) { + getLongest(&charIndex, maxWidth); + } + + _text = oldText; + return charIndex - index; +} + +int16 GfxText32::getTextCount(const Common::String &text, const uint index, const GuiResourceId fontId, const Common::Rect &textRect, const bool doScaling) { + setFont(fontId); + return getTextCount(text, index, textRect, doScaling); +} + + } // End of namespace Sci diff --git a/engines/sci/graphics/text32.h b/engines/sci/graphics/text32.h index 472d5e0956..5768ea0c59 100644 --- a/engines/sci/graphics/text32.h +++ b/engines/sci/graphics/text32.h @@ -458,6 +458,20 @@ public: * Retrieves the width of a line of text. */ int16 getStringWidth(const Common::String &text); + + /** + * Gets the number of characters of `text`, starting + * from `index`, that can be safely rendered into + * `textRect`. + */ + int16 getTextCount(const Common::String &text, const uint index, const Common::Rect &textRect, const bool doScaling); + + /** + * Gets the number of characters of `text`, starting + * from `index`, that can be safely rendered into + * `textRect` using the given font. + */ + int16 getTextCount(const Common::String &text, const uint index, const GuiResourceId fontId, const Common::Rect &textRect, const bool doScaling); }; } // End of namespace Sci |