/** ** Draw text with variable. ** ** @param unit unit with variable to show. ** @param defaultfont default font if no specific font in extra data. */ void CContentTypeText::Draw(const CUnit *unit, CFont *defaultfont) const { char *text; // Optional text to display. CFont *font; // Font to use. int x; // X coordinate to display. int y; // Y coordinate to display. x = this->PosX; y = this->PosY; font = this->Font ? this->Font : defaultfont; Assert(font); Assert(unit || this->Index == -1); Assert(this->Index == -1 || (0 <= this->Index && this->Index < UnitTypeVar.NumberVariable)); if (this->Text) { text = EvalString(this->Text); if (this->Centered) { VideoDrawTextCentered(x, y, font, text); } else { VideoDrawText(x, y, font, text); } x += font->Width(text); delete[] text; } if (this->ShowName) { VideoDrawTextCentered(x, y, font, unit->Type->Name); return; } if (this->Index != -1) { if (!this->Stat) { EnumVariable component = this->Component; switch (component) { case VariableValue: case VariableMax: case VariableIncrease: case VariableDiff: case VariablePercent: VideoDrawNumber(x, y, font, GetComponent(unit, this->Index, component, 0).i); break; case VariableName: VideoDrawText(x, y, font, GetComponent(unit, this->Index, component, 0).s); break; default: Assert(0); } } else { int value = unit->Type->Variable[this->Index].Value; int diff = unit->Stats->Variables[this->Index].Value - value; if (!diff) { VideoDrawNumber(x, y, font, value); } else { char buf[64]; sprintf(buf, diff > 0 ? "%d~<+%d~>" : "%d~<-%d~>", value, diff); VideoDrawText(x, y, font, buf); } } } }