Introduction to color gradients in Delphi FireMonkey. Video This video covers the basics of color gradients in Delphi FireMonkey This can be applied any component that has a Fill property such as Shapes (TRectangle, TElipse) and event the background…

delphi Firemonkey ListBoxItem自绘 ListBoxItem1的事件ListBoxItem1Paint procedure TForm1.ListBoxItem1Paint(Sender: TObject; Canvas: TCanvas; const ARect: TRectF); begin if (Sender as TListBoxItem).IsSelected then begin Canvas.Fill.Kind := TBrushKind.Solid;…

有过UI设计经验的一定对2D图形渲染中的Color Gradient 或多或少有些接触,很多编程 语言也提供了Gradient的接口,但是想知道它是怎么实现的嘛? 本文介绍三种简单的颜色梯度变化算法,就可以很容易实现常见的梯度变化算法 三种都要求提供两个参数即起始颜色RGB值, 最终颜色RGB的值. 垂直梯度颜色变化,效果如下: 水平梯度颜色变化,效果如下: 水平与垂直两个方向叠加梯度变化效果如下: 算法代码及其解释   计算起始颜色和终点颜色RGB之间差值代码如下: float rr = st…

delphi Firemonkey ListView 使用参考 Tokyo版本 http://docwiki.embarcadero.com/RADStudio/Tokyo/en/Customizing_FireMonkey_ListView_Appearance http://docwiki.embarcadero.com/RADStudio/Tokyo/en/Mobile_Tutorial:_Using_LiveBindings_to_Populate_a_ListView_(iOS_and…

Delphi Firemonkey Button ImageList 按钮图标 在上面 界面上,选择Button,放个ImageList控件,添加图标到ImageList. 然后关联Button和ImageList.设置ImageIndex属性. 然后Button右键Edit Style>选择Text>Align>Bottom; TGlyph>Align>Client OK啦. 也可以设置两个之间的高度!…

Get and set the Z Order of controls at runtime in Delphi FireMonkey. This is a follow on to my earlier post where I provided a VCL solution.Now Ive created a free FireMonkey unit that has the same get and set routines as the VCL solution.  The full s…

首次用Delphi XE6 开发安卓程序,并没有在网上找到连接远程MySQL服务器的文档,自己摸索一番,发现UniDAC控件新版本也已支持了FireMonkey下的开发.遂记下连接方法和大家分享. 1.新建FireMonkey Mobile Application 2.在设计界面上放上三个控件:TUniConnection(命名为con1).TUniQuery(命名为unqry1).TMySQLUniProvider 3.将TUniQuery的"Connection"属性绑定为TUni…

先看下面的FMX.Layouts.pas中一段代码 procedure TCustomScrollBox.MouseDown(Button: TMouseButton; Shift: TShiftState; X, Y: Single); begin FMouseEvents := True; inherited; if (Button = TMouseButton.mbLeft) then begin MousePosToAni(X, Y); AniMouseDown(ssTouch in S…

// define head function #ifndef PS_ALGORITHM_H_INCLUDED #define PS_ALGORITHM_H_INCLUDED #include <iostream> #include <string> #include "cv.h" #include "highgui.h" #include "cxmat.hpp" #include "cxcore.hpp&quo…

XE Button Color,FMX Button 颜色 也可以放个rectangle+Glyph控件. http://blogs.embarcadero.com/sarinadupont/2014/05/20/customize-your-mobile-ui-in-xe6/   Easily customize your mobile UI in XE6 In RAD Studio XE6, we introduced a new property for TSpeedButton, TBu…