Files
XCharts/Assets/XCharts/Runtime/Helper/LegendHelper.cs

218 lines
10 KiB
C#

/******************************************/
/* */
/* Copyright (c) 2018 monitor1394 */
/* https://github.com/monitor1394 */
/* */
/******************************************/
using UnityEngine;
using UnityEngine.UI;
namespace XCharts
{
internal static class LegendHelper
{
public static Color GetContentColor(Legend legend, ThemeInfo themeInfo, bool active)
{
var textStyle = legend.textStyle;
if (active) return textStyle.color != Color.clear ? textStyle.color : (Color)themeInfo.legendTextColor;
else return (Color)themeInfo.legendUnableColor;
}
public static Color GetIconColor(Legend legend, int readIndex, ThemeInfo themeInfo, bool active)
{
if (active)
{
if (legend.itemAutoColor || legend.GetIcon(readIndex) == null)
return (Color)themeInfo.GetColor(readIndex);
else
return Color.white;
}
else return (Color)themeInfo.legendUnableColor;
}
public static LegendItem AddLegendItem(Legend legend, int i, string legendName, Transform parent, ThemeInfo themeInfo,
string content, Color itemColor, bool active)
{
var objName = i + "_" + legendName;
var anchorMin = new Vector2(0, 0.5f);
var anchorMax = new Vector2(0, 0.5f);
var pivot = new Vector2(0, 0.5f);
var sizeDelta = new Vector2(100, 30);
var iconSizeDelta = new Vector2(legend.itemWidth, legend.itemHeight);
var textStyle = legend.textStyle;
var font = textStyle.font ? textStyle.font : themeInfo.font;
var contentColor = GetContentColor(legend, themeInfo, active);
var objAnchorMin = legend.location.runtimeAnchorMin;
var objAnchorMax = legend.location.runtimeAnchorMax;
var objPivot = legend.location.runtimePivot;
var btnObj = ChartHelper.AddObject(objName, parent, objAnchorMin, objAnchorMax, objPivot, sizeDelta);
var iconObj = ChartHelper.AddObject("icon", btnObj.transform, anchorMin, anchorMax, pivot, iconSizeDelta);
var contentObj = ChartHelper.AddObject("content", btnObj.transform, anchorMin, anchorMax, pivot, sizeDelta);
var img = ChartHelper.GetOrAddComponent<Image>(btnObj);
img.color = Color.clear;
ChartHelper.GetOrAddComponent<Button>(btnObj);
ChartHelper.GetOrAddComponent<Image>(iconObj);
ChartHelper.GetOrAddComponent<Image>(contentObj);
Text txt = ChartHelper.AddTextObject("Text", contentObj.transform, font, contentColor,
TextAnchor.MiddleLeft, anchorMin, anchorMax, pivot, sizeDelta, textStyle.fontSize,
textStyle.rotate, textStyle.fontStyle, textStyle.lineSpacing);
var item = new LegendItem();
item.index = i;
item.name = objName;
item.legendName = legendName;
item.SetObject(btnObj);
item.SetIconSize(legend.itemWidth, legend.itemHeight);
item.SetIconColor(itemColor);
item.SetIconImage(legend.GetIcon(i));
item.SetContentPosition(textStyle.offsetv3);
item.SetContent(content);
item.SetContentBackgroundColor(textStyle.backgroundColor);
return item;
}
public static void ResetItemPosition(Legend legend)
{
var startX = 0f;
var currWidth = 0f;
var currHeight = 0f;
switch (legend.orient)
{
case Orient.Vertical:
switch (legend.location.align)
{
case Location.Align.TopCenter:
startX = legend.runtimeWidth / 2;
currHeight = 0f;
foreach (var kv in legend.buttonList)
{
var item = kv.Value;
item.SetPosition(new Vector3(-startX + item.width / 2, -currHeight));
currHeight += item.height + legend.itemGap;
}
break;
case Location.Align.TopLeft:
currHeight = 0f;
foreach (var kv in legend.buttonList)
{
var item = kv.Value;
item.SetPosition(new Vector3(0, -currHeight));
currHeight += item.height + legend.itemGap;
}
break;
case Location.Align.TopRight:
currHeight = 0f;
foreach (var kv in legend.buttonList)
{
var item = kv.Value;
item.SetPosition(new Vector3(item.width - legend.runtimeWidth, -currHeight));
currHeight += item.height + legend.itemGap;
}
break;
case Location.Align.Center:
startX = legend.runtimeWidth / 2;
currHeight = legend.runtimeHeight;
foreach (var kv in legend.buttonList)
{
var item = kv.Value;
item.SetPosition(new Vector3(-startX + item.width / 2, currHeight - item.height));
currHeight -= item.height + legend.itemGap;
}
break;
case Location.Align.CenterLeft:
currHeight = legend.runtimeHeight;
foreach (var kv in legend.buttonList)
{
var item = kv.Value;
item.SetPosition(new Vector3(0, currHeight - item.height));
currHeight -= item.height + legend.itemGap;
}
break;
case Location.Align.CenterRight:
currHeight = legend.runtimeHeight;
foreach (var kv in legend.buttonList)
{
var item = kv.Value;
item.SetPosition(new Vector3(item.width - legend.runtimeWidth, currHeight - item.height));
currHeight -= item.height + legend.itemGap;
}
break;
case Location.Align.BottomCenter:
startX = legend.runtimeWidth / 2;
currHeight = legend.runtimeHeight;
foreach (var kv in legend.buttonList)
{
var item = kv.Value;
item.SetPosition(new Vector3(-startX + item.width / 2, currHeight - item.height));
currHeight -= item.height + legend.itemGap;
}
break;
case Location.Align.BottomLeft:
currHeight = legend.runtimeHeight;
foreach (var kv in legend.buttonList)
{
var item = kv.Value;
item.SetPosition(new Vector3(0, currHeight - item.height));
currHeight -= item.height + legend.itemGap;
}
break;
case Location.Align.BottomRight:
currHeight = legend.runtimeHeight;
foreach (var kv in legend.buttonList)
{
var item = kv.Value;
item.SetPosition(new Vector3(item.width - legend.runtimeWidth, currHeight - item.height));
currHeight -= item.height + legend.itemGap;
}
break;
}
break;
case Orient.Horizonal:
switch (legend.location.align)
{
case Location.Align.TopLeft:
case Location.Align.CenterLeft:
case Location.Align.BottomLeft:
currWidth = 0f;
foreach (var kv in legend.buttonList)
{
var item = kv.Value;
item.SetPosition(new Vector3(currWidth, 0));
currWidth += item.width + legend.itemGap;
}
break;
case Location.Align.TopCenter:
case Location.Align.Center:
case Location.Align.BottomCenter:
startX = legend.runtimeWidth / 2;
currWidth = 0f;
foreach (var kv in legend.buttonList)
{
var item = kv.Value;
item.SetPosition(new Vector3(-startX + item.width / 2 + currWidth, 0));
currWidth += item.width + legend.itemGap;
}
break;
case Location.Align.TopRight:
case Location.Align.CenterRight:
case Location.Align.BottomRight:
startX = -legend.runtimeWidth;
currWidth = 0f;
foreach (var kv in legend.buttonList)
{
var item = kv.Value;
item.SetPosition(new Vector3(startX + currWidth + item.width, 0));
currWidth += item.width + legend.itemGap;
}
break;
}
break;
}
}
}
}