问题:在 Android 平台下,显示 Emoji 文字,无法显示彩色(皆为黑色),例如 Edit 控件,即使将 Edit.ControlType = Platform 设为平台原生控件,还是没用(真机测试 Edit.ControlType 设定为 Style 与 Platform 是一样的,而 iOS 平台则不同)。
修正方法:
请将源码 FMX.TextLayout.GPU.pas 复制到自己的工程目录里,再进行修改。
procedure TTextLayoutNG.DoDrawLayout(const ACanvas: TCanvas);
var
...略...
{+++>}Char: UCS4Char; // 加入此行代码 by Aone (2016.11.18)
begin
...略...
for K := 0 to LRun.Chars.Count - 1 do
begin
{+++>} Char := LRun.Chars[K]; // 加入此行代码 by Aone (2016.11.18)
Rec := AddOrGetChar(ACanvas, LRun.Chars[K], CharDic, LRun.Font);
...略...
{---> ColoredGlyph := TFontGlyphStyle.ColorGlyph in Rec.Glyph.Style; // 删除此代码
{+++>}
// 加下下列代码 by Aone (2016.11.18),取自: FMX.FontGlyphs.iOS
ColoredGlyph :=
(Char = $10086) or // 追加
(Char = $1F004) or
(Char = $1F0CF) or
(Char = $1F170) or
(Char = $1F171) or
(Char = $1F17E) or
(Char = $1F17F) or
(Char = $1F18F) or
((Char >= $1F191) and (Char <= $1F19A)) or
(Char = $1F201) or
(Char = $1F202) or
(Char = $1F21A) or
(Char = $1F22F) or
((Char >= $1F232) and (Char <= $1F23A)) or
(Char = $1F250) or
(Char = $1F251) or
((Char >= $1F300) and (Char <= $1F320)) or
((Char >= $1F330) and (Char <= $1F393)) or
((Char >= $1F3A0) and (Char <= $1F3F0)) or
((Char >= $1F400) and (Char <= $1F43E)) or
(Char = $1F440) or
((Char >= $1F442) and (Char <= $1F49F)) or
((Char >= $1F4A0) and (Char <= $1F4FC)) or
((Char >= $1F500) and (Char <= $1F53D)) or
((Char >= $1F550) and (Char <= $1F567)) or
((Char >= $1F5FB) and (Char <= $1F64F)) or
((Char >= $1F680) and (Char <= $1F6C5)) or
(Char = $2139) or
((Char >= $2194) and (Char <= $2199)) or
(Char = $21A9) or
(Char = $21AA) or
(Char = $231A) or
(Char = $231B) or
((Char >= $23E9) and (Char <= $23EC)) or
(Char = $23F0) or
(Char = $23F3) or
(Char = $24C2) or
(Char = $25AA) or
(Char = $25AB) or
(Char = $25B6) or
(Char = $25C0) or
((Char >= $25FB) and (Char <= $25FE)) or
(Char = $2600) or
(Char = $2601) or
(Char = $260E) or
(Char = $2611) or
(Char = $2614) or
(Char = $2615) or
(Char = $261D) or
(Char = $263A) or
((Char >= $2648) and (Char <= $2653)) or
(Char = $2660) or
(Char = $2663) or
(Char = $2665) or
(Char = $2666) or
(Char = $2668) or
(Char = $267B) or
(Char = $267F) or
(Char = $2693) or
(Char = $26A0) or
(Char = $26A1) or
(Char = $26AA) or
(Char = $26AB) or
(Char = $26BD) or
(Char = $26BE) or
(Char = $26C4) or
(Char = $26C5) or
(Char = $26CE) or
(Char = $26D4) or
(Char = $26EA) or
(Char = $26F2) or
(Char = $26F3) or
(Char = $26F5) or
(Char = $26FA) or
(Char = $26FD) or
(Char = $2702) or
(Char = $2705) or
((Char >= $2708) and (Char <= $270F)) or
(Char = $2712) or
(Char = $2714) or
(Char = $2716) or
(Char = $2728) or
(Char = $2733) or
(Char = $2734) or
(Char = $2744) or
(Char = $2747) or
(Char = $274C) or
(Char = $274E) or
((Char >= $2753) and (Char <= $2755)) or
(Char = $2757) or
(Char = $2764) or
((Char >= $2795) and (Char = $2797)) or
(Char = $27B0) or
(Char = $27BF) or
(Char = $2934) or
(Char = $2935) or
((Char >= $2B05) and (Char = $2B07)) or
(Char = $2B1B) or
(Char = $2B1C) or
(Char = $2B50) or
(Char = $2B55) or
(Char = $3030) or
(Char = $303D) or
(Char = $3297) or
(Char = $3299);
{<+++}
...略...
end;
效果:
官方相关 QC:
https://quality.embarcadero.com/browse/RSP-9899