protected override bool OnExposeEvent(Gdk.EventExpose args)
{
double x = 100;
double currTemp;
int width = 0;
int height = 0;
base.OnExposeEvent(args);
this.ParentWindow.GetSize(out width, out height);
this._x = (width - MainWidth) / 2;
this._weatherService.GetWeather();
var current = this._weatherService.GetCurrentCondition();
var forecast = this._weatherService.GetForecast();
if(current == null || forecast == null)
{
return true;
}
using (var g = Gdk.CairoHelper.Create(args.Window))
{
g.SetSourceRGBA(0, 0, 0, 0.9);
this.DrawRoundedRectangle(g, 0, 0, this.WidthRequest, this.HeightRequest, CBaseControl.CornerRadius);
g.FillPreserve();
g.SetSourceRGB(1, 1, 1);
g.SelectFontFace("Tahoma", FontSlant.Normal, FontWeight.Normal);
g.SetFontSize(16);
double.TryParse(current.temp, out currTemp);
var dto = new RegionDto();
dto.X = 10;
dto.Y = 0;
dto.Width = 100;
dto.Height = 100;
dto.Max = current.temp.FtoC();
dto.Min = string.Empty;
dto.WeatherCode = current.code;
dto.WeekDay = string.Empty;
dto.Trend = currTemp - this._lastTemp;
this.DrawWeatherRegion(g, dto);
this._lastTemp = currTemp;
int cnt = 2;
foreach(var forest in forecast.ToArray())
{
dto.X = x;
dto.Y = 0;
dto.Width = 100;
dto.Height = 100;
dto.Max = forest.high.FtoC();
dto.Min = forest.low.FtoC();
dto.WeatherCode = forest.code;
dto.WeekDay = forest.day;
dto.Trend = null;
this.DrawWeatherRegion(g, dto);
if(--cnt == 0)
{
x += 250;
}
else
{
x += 110;
}
}
g.SetSourceRGBA(0, 0, 0, 1);
}
return true;
}
private void DrawWeatherRegion(Context g, RegionDto dto)
{
string trendIcon = string.Empty;
g.SetSourceRGB(1, 1, 1);
double halfWidth = dto.Width / 2.0;
TextExtents extDay;
if (string.IsNullOrEmpty(dto.WeekDay))
{
extDay = g.TextExtents("test");
}
else
{
extDay = g.TextExtents(dto.WeekDay);
}
var t_x = dto.X + halfWidth - (extDay.Width / 2);
var t_y = dto.Y + extDay.Height + padding;
this.DrawTextAt(g, t_x, t_y, dto.WeekDay);
//drawe day temp
var extMax = g.TextExtents(dto.Max);
var extMin = g.TextExtents(dto.Min);
t_y = t_y + extDay.Height + padding + 2;
t_x = dto.X + halfWidth - (extMax.Width / 2);
this.DrawTextAt(g, t_x, t_y, dto.Max);
if (dto.Trend.HasValue)
{
if (dto.Trend.Value > 0)
{
trendIcon = "up.png";
}
else
if (dto.Trend < 0)
{
trendIcon = "dwn.png";
}
if (!string.IsNullOrEmpty(trendIcon))
{
string pathToImg = global::System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, string.Format("Icons/{0}", trendIcon));
ImageSurface image_surface = new ImageSurface(pathToImg);
this.DrawSurfaceAt(g, image_surface, t_x - extMax.Width / 2, t_y - extMax.Height);
}
}
t_x = dto.X + halfWidth - imageWidth / 2;
DrawWeatherCode(g, dto.WeatherCode, t_x, t_y);
g.SetSourceRGB(0.7, 0.7, 0.7);
t_x = dto.X + halfWidth - (extMin.Width / 2);
t_y += 68 + extMax.Height / 2;
this.DrawTextAt(g, t_x, t_y, dto.Min);
}
