/// <summary>
/// Creates a new instance of the frmOptionsManager class
/// </summary>
public frmOptionsManager(LegendControl.Legend legend, int handle)
{
InitializeComponent();
m_handle = handle;
m_noEvents = true;
m_legend = legend;
m_layer = m_legend.GetLayer(m_handle);
if (m_layer == null)
{
throw new NullReferenceException("Invalid layer handle");
}
Globals.FillSymbologyList(listView1, m_layer.FileName, true, ref m_noEvents);
if (listView1.Items.Count > 0)
{
LoadLayer();
}
RefreshControlsState();
m_noEvents = false;
}
public ProsperityForm(LegendControl.Legend legend, int layerHandle)
{
InitializeComponent();
var gs = new GlobalSettings();
gs.ForceHideLabels = true;
//初始化form
_legend = legend;
_layerHandle = layerHandle;
_layer = _legend.GetLayer(_layerHandle);
_shapefile = _layer.GetObject() as Shapefile;
_settings = Globals.get_LayerSettings(_layerHandle);
this.Text = "图层属性: " + _layer.Name;
//锁定图层
LockLegendAndMap(true);
_initState = SaveState();
// 颜色框中的第一种颜色应该是shapefile的填充/线条颜色
Globals.LayerColors.SetDefaultColorScheme(_shapefile);
//选项卡初始化，禁止触发事件
_noEvents = true;
initGategoiresTab();
//事件触发正常
_noEvents = false;
}
/// <summary>
/// Generate label categories for the given set of shapefile categories
/// </summary>
/// <param name="mapWin">The reference to MapWindow</param>
/// <param name="layerHandle">The handle of the layer</param>
internal static void GenerateCategories(LegendControl.Legend legend, int layerHandle)
{
Layer lyr = legend.GetLayer(layerHandle);
Shapefile sf = lyr.GetObject() as MapWinGIS.Shapefile;
Labels lb = sf.Labels;
sf.Labels.ClearCategories();
for (int i = 0; i < sf.Categories.Count; i++)
{
ShapefileCategory cat = sf.Categories.get_Item(i);
LabelCategory labelCat = lb.AddCategory(cat.Name);
labelCat.Expression = cat.Expression;
}
SymbologySettings settings = Globals.get_LayerSettings(layerHandle);
ColorBlend blend = (ColorBlend)settings.LabelsScheme;
if (blend != null)
{
ColorScheme scheme = ColorSchemes.ColorBlend2ColorScheme(blend);
if (settings.LabelsRandomColors)
{
lb.ApplyColorScheme(tkColorSchemeType.ctSchemeRandom, scheme);
}
else
{
lb.ApplyColorScheme(tkColorSchemeType.ctSchemeGraduated, scheme);
}
}
if (settings.LabelsVariableSize)
{
for (int i = 0; i < lb.NumCategories; i++)
{
lb.get_Category(i).FontSize = (int)((double)sf.Labels.FontSize +
(double)settings.LabelsSizeRange / ((double)lb.NumCategories - 1) * (double)i);
}
}
// Expressions aren't supported by labels yet, therefore we need to copy indices from the symbology
for (int i = 0; i < lb.Count; i++)
{
MapWinGIS.Label label = lb.get_Label(i, 0);
label.Category = sf.get_ShapeCategory(i);
}
}
/// <summary>
/// Creates new instance of the SymbologyMainForm class
/// </summary>
public frmSymbologyMain(LegendControl.Legend legend, int layerHandle)
{
// Required for Windows Form Designer support
InitializeComponent();
var gs = new GlobalSettings();
gs.ForceHideLabels = true;
// setting member variables (some of them for faster access)
_legend = legend;
_layerHandle = layerHandle;
_layer = _legend.GetLayer(_layerHandle);
_shapefile = _layer.GetObject() as Shapefile;
_settings = Globals.get_LayerSettings(_layerHandle);
this.Text = "Layer properties: " + _layer.Name;
// update map at once button is off by default which is equal to locked state of the map
LockLegendAndMap(true);
_initState = SaveState();
// the first color in color scheme should be the fill/line color of the shapefile
Globals.LayerColors.SetDefaultColorScheme(_shapefile);
_noEvents = true;
InitGeneralTab();
InitModeTab();
InitAppearanceTab();
InitCategoriesTab();
InitLabelsTab();
InitChartsTab();
InitExpressionTab();
InitVisibilityTab();
UpdateColorSchemes();
// the state should be set after the loading as otherwise we can trigger unnecessary redraws
chkRedrawMap.Checked = false; //_settings.UpdateMapAtOnce;
_noEvents = false;
// sets the enabled state of the controls
RefreshControlsState(null, null);
//DrawAllPreviews();
AddTooltips();
// displaying the last tab
tabControl1.SelectedIndex = _tabIndex;
tabControl1.TabPages.Remove(tabCharts);
tabControl1.TabPages.Remove(tabLabels);
tabControl1.TabPages.Remove(tabDefault);
this.Shown += frmSymbologyMain_Shown;
}
/// <summary>
/// Refreshes the preview of the default style
/// </summary>
private void DrawPreview()
{
Layer lyr = m_legend.GetLayer(m_layerHandle);
Shapefile sf = lyr.GetObject() as MapWinGIS.Shapefile;
}