protected void OnExpose(object sender, ExposeEventArgs args)
{
using (Context cr = Gdk.CairoHelper.Create(GdkWindow)) {
var left = Allocation.Left;
var width = Allocation.Width;
var top = Allocation.Top;
var bottom = Allocation.Bottom;
var height = Allocation.Height;
TouchGlobal.DrawRoundedRectangle(cr, left, top, width, height, 4.0);
var outlineColor = new TouchColor(buttonColor);
outlineColor.ModifyColor(0.5);
var highlightColor = new TouchColor(buttonColor);
highlightColor.ModifyColor(1.4);
var lowlightColor = new TouchColor(buttonColor);
lowlightColor.ModifyColor(0.75);
using (var grad = new LinearGradient(left, top, left, bottom)) {
grad.AddColorStop(0, highlightColor.ToCairoColor());
grad.AddColorStop(0.2, buttonColor.ToCairoColor());
grad.AddColorStop(0.85, lowlightColor.ToCairoColor());
cr.SetSource(grad);
cr.FillPreserve();
}
outlineColor.SetSource(cr);
cr.LineWidth = 1;
cr.Stroke();
render.Render(this, left + 3, top, width - 6, height);
}
}
protected void OnExpose(object sender, ExposeEventArgs args)
{
using (Context cr = Gdk.CairoHelper.Create(GdkWindow)) {
int left = Allocation.Left;
int top = Allocation.Top;
int width = Allocation.Width;
int height = Allocation.Height;
TouchGlobal.DrawRoundedRectangle(cr, left + 4, top + 4, width - 1, height - 1, 3);
var shadowColor = new TouchColor(backgroundColor);
shadowColor.ModifyColor(0.5);
shadowColor.A = 0.4;
shadowColor.SetSource(cr);
cr.Fill();
TouchGlobal.DrawRoundedRectangle(cr, left, top, width, height, 3);
backgroundColor.SetSource(cr);
cr.FillPreserve();
TouchColor.SetSource(cr, "grey0");
cr.LineWidth = 1;
cr.Stroke();
textRender.Render(this, left + 3, top, width - 6, height);
}
}
protected void DrawProgressBar(Context cr, float progress, TouchColor color)
{
var left = Allocation.Left;
var top = Allocation.Top;
var width = Allocation.Width;
var height = Allocation.Height;
int bottom = top + height;
double difference;
if (orientation == TouchOrientation.Vertical)
{
difference = (height - width) * progress;
top += height - width - difference.ToInt();
cr.MoveTo(left, bottom - radius);
cr.ArcNegative(left + radius, bottom - radius, radius, Math.PI, 0);
cr.LineTo(left + width, top + radius);
cr.ArcNegative(left + radius, top + radius, radius, 0, Math.PI);
cr.ClosePath();
}
else
{
difference = ((width - height) * progress);
cr.MoveTo(left + radius, top);
cr.ArcNegative(left + radius, top + radius, radius, 3 * Math.PI / 2, Math.PI / 2);
cr.LineTo(left + difference + height - radius, bottom);
cr.ArcNegative(left + difference + height - radius, top + radius, radius, Math.PI / 2, 3 * Math.PI / 2);
cr.ClosePath();
}
var outlineColor = new TouchColor(color);
outlineColor.ModifyColor(0.5);
var highlightColor = new TouchColor(color);
highlightColor.ModifyColor(1.4);
var lowlightColor = new TouchColor(color);
lowlightColor.ModifyColor(0.75);
using (var grad = new LinearGradient(left, top, left, bottom)) {
grad.AddColorStop(0, highlightColor.ToCairoColor());
grad.AddColorStop(0.2, color.ToCairoColor());
grad.AddColorStop(0.85, lowlightColor.ToCairoColor());
cr.SetSource(grad);
cr.FillPreserve();
}
outlineColor.SetSource(cr);
cr.LineWidth = 1;
cr.Stroke();
}
protected void OnTouchButtonPress(object o, ButtonPressEventArgs args)
{
if (args.Event.Type == Gdk.EventType.ButtonPress)
{
if (clickAction == ButtonClickAction.NoTransparency)
{
unmodifiedColor = new TouchColor(buttonColor);
buttonColor.A = 1;
}
else if (clickAction == ButtonClickAction.Brighten)
{
unmodifiedColor = new TouchColor(buttonColor);
buttonColor.ModifyColor(1.25);
}
else if (clickAction == ButtonClickAction.Darken)
{
unmodifiedColor = new TouchColor(buttonColor);
buttonColor.ModifyColor(0.75);
}
QueueDraw();
}
}
void DrawDownButton(Context cr, int left, int top, int width)
{
var x = left + (width - height);
var radius = height / 2;
cr.MoveTo(x, top);
cr.LineTo(x + radius, top);
if (listDropdown)
{
cr.Arc(x + radius, top + radius, radius, -Math.PI / 2, 0);
cr.LineTo(x + height, top + height);
}
else
{
cr.Arc(x + radius, top + radius, radius, -Math.PI / 2, Math.PI / 2);
}
cr.LineTo(x, top + height);
cr.ClosePath();
//TouchColor backgroundColor = listDropdown ? "grey3" : "grey1";
TouchColor backgroundColor = "grey1";
var outlineColor = new TouchColor(backgroundColor);
outlineColor.ModifyColor(0.5);
var highlightColor = new TouchColor(backgroundColor);
highlightColor.ModifyColor(1.4);
var lowlightColor = new TouchColor(backgroundColor);
lowlightColor.ModifyColor(0.75);
using (var grad = new LinearGradient(x, top, x, top + height)) {
grad.AddColorStop(0, highlightColor.ToCairoColor());
grad.AddColorStop(0.2, backgroundColor.ToCairoColor());
if (!(listDropdown && includeScrollBar))
{
grad.AddColorStop(0.85, lowlightColor.ToCairoColor());
}
cr.SetSource(grad);
cr.FillPreserve();
}
outlineColor.SetSource(cr);
cr.LineWidth = 1;
cr.Stroke();
int triOffset = 7;
int triSize = height - 12;
int y = top + triOffset;
if (listDropdown)
{
x += height / 2;
cr.MoveTo(x, y);
cr.LineTo(x + triSize / 2, y + triSize);
cr.LineTo(x - triSize / 2, y + triSize);
}
else
{
x += (triOffset - 3);
cr.MoveTo(x, y);
cr.LineTo(x + triSize, y);
cr.LineTo(x + triSize / 2, y + triSize);
}
cr.ClosePath();
TouchColor.SetSource(cr, "seca");
cr.Fill();
}
protected void OnExpose(object sender, ExposeEventArgs args)
{
using (Context cr = Gdk.CairoHelper.Create(GdkWindow)) {
int left = Allocation.Left + 1;
int top = Allocation.Top;
int width = Allocation.Width - 2;
if (listDropdown)
{
int listHeight;
if (comboList.Count > maxListHeight)
{
listHeight = (maxListHeight + 1) * height;
includeScrollBar = true;
}
else if (comboList.Count > 0)
{
listHeight = (comboList.Count + 1) * height;
}
else
{
listHeight = 2 * height;
}
HeightRequest = listHeight + 2;
int radius = height / 2;
cr.MoveTo(left, top + radius);
cr.Arc(left + radius, top + radius, radius, Math.PI, -Math.PI / 2);
cr.LineTo(left + width - radius, top);
cr.Arc(left + width - radius, top + radius, radius, -Math.PI / 2, 0);
cr.LineTo(left + width, top + listHeight);
cr.LineTo(left, top + listHeight);
cr.ClosePath();
TouchColor.SetSource(cr, "grey4");
cr.FillPreserve();
TouchColor.SetSource(cr, "black");
cr.LineWidth = 1;
cr.Stroke();
DrawDownButton(cr, left, top, width);
if (includeScrollBar)
{
if (listOffset + maxListHeight > comboList.Count)
{
listOffset = 0;
}
int x = left + width - height;
listHeight -= height;
cr.Rectangle(x, top + height, height, listHeight);
TouchColor.SetSource(cr, "grey3");
cr.Fill();
cr.Rectangle(x, top + height, height, height);
TouchColor buttonColor = "grey1";
var outlineColor = new TouchColor(buttonColor);
outlineColor.ModifyColor(0.5);
var highlightColor = new TouchColor(buttonColor);
highlightColor.ModifyColor(1.4);
var lowlightColor = new TouchColor(buttonColor);
lowlightColor.ModifyColor(0.75);
using (var grad = new LinearGradient(x, top + height, x, top + 2 * height)) {
grad.AddColorStop(0.0, buttonColor.ToCairoColor());
grad.AddColorStop(0.85, lowlightColor.ToCairoColor());
cr.SetSource(grad);
cr.FillPreserve();
}
outlineColor.SetSource(cr);
cr.LineWidth = 1;
cr.Stroke();
var buttonTop = top + listHeight;
cr.Rectangle(x, buttonTop, height, height);
using (var grad = new LinearGradient(x, buttonTop, x, buttonTop + height)) {
grad.AddColorStop(0, highlightColor.ToCairoColor());
grad.AddColorStop(0.2, buttonColor.ToCairoColor());
grad.AddColorStop(0.85, lowlightColor.ToCairoColor());
cr.SetSource(grad);
cr.FillPreserve();
}
outlineColor.SetSource(cr);
cr.LineWidth = 1;
cr.Stroke();
scrollBarHeight = (listHeight - 2 * height) / comboList.Count;
var scrollBarActualHeight = scrollBarHeight * maxListHeight;
var scrollBarTop = top + (2 * height) + (scrollBarHeight * listOffset);
TouchGlobal.DrawRoundedRectangle(cr, x, scrollBarTop, height, scrollBarActualHeight, height / 3);
buttonColor = "grey2";
outlineColor = new TouchColor(buttonColor);
outlineColor.ModifyColor(0.5);
highlightColor = new TouchColor(buttonColor);
highlightColor.ModifyColor(1.3);
lowlightColor = new TouchColor(buttonColor);
lowlightColor.ModifyColor(0.75);
using (var grad = new LinearGradient(x, scrollBarTop, x, scrollBarTop + scrollBarActualHeight)) {
grad.AddColorStop(0, highlightColor.ToCairoColor());
grad.AddColorStop(0.1, buttonColor.ToCairoColor());
grad.AddColorStop(0.85, lowlightColor.ToCairoColor());
cr.SetSource(grad);
cr.FillPreserve();
}
outlineColor.SetSource(cr);
cr.LineWidth = 1;
cr.Stroke();
int triOffset = 7;
int triSize = height - 12;
int y = top + height + triOffset + triSize;
x += (triOffset - 1);
cr.MoveTo(x, y);
cr.LineTo(x + triSize, y);
cr.LineTo(x + (triSize / 2), y - triSize);
cr.ClosePath();
if (scrollBarUpClicked)
{
TouchColor.SetSource(cr, "pri");
}
else
{
TouchColor.SetSource(cr, "grey2");
}
cr.Fill();
y = top + listHeight + triOffset;
cr.MoveTo(x, y);
cr.LineTo(x + triSize, y);
cr.LineTo(x + triSize / 2, y + triSize);
cr.ClosePath();
if (scrollBarDownClicked)
{
TouchColor.SetSource(cr, "pri");
}
else
{
TouchColor.SetSource(cr, "grey2");
}
cr.Fill();
}
if (highlighted != -1)
{
var highlightedWidth = width - 2;
if (includeScrollBar)
{
highlightedWidth -= height;
}
var y = top + height + (height * highlighted);
cr.Rectangle(left + 1, y + 1, highlightedWidth, height - 2);
TouchColor.SetSource(cr, "pri");
cr.Fill();
}
var textRender = new TouchText();
textRender.font.color = "black";
if (includeScrollBar)
{
for (int i = 0; i < maxListHeight; ++i)
{
textRender.text = comboList[i + listOffset];
int y = top + height + 6 + (height * i);
textRender.Render(this, left + 10, y, width - height);
}
}
else
{
for (int i = 0; i < comboList.Count; ++i)
{
textRender.text = comboList[i];
int y = top + height + 6 + (height * i);
textRender.Render(this, left + 10, y, width - height);
}
}
}
else
{
HeightRequest = height;
TouchGlobal.DrawRoundedRectangle(cr, left, top, width - 2, height, height / 2);
TouchColor.SetSource(cr, "grey4");
cr.FillPreserve();
cr.LineWidth = 1;
TouchColor.SetSource(cr, "black");
cr.Stroke();
DrawDownButton(cr, left, top, width);
}
bool writeStringCond1 = nonActiveMessage.IsNotEmpty() && (activeIndex == -1);
bool writeStringCond2 = (comboList.Count > 0) && (activeIndex >= 0);
if (writeStringCond1 || writeStringCond2)
{
string text = writeStringCond1 ? nonActiveMessage : comboList[activeIndex];
var t = new TouchText(text);
t.textWrap = TouchTextWrap.Shrink;
t.font.color = "black";
var w = width - height - 10;
t.Render(this, left + 10, top, w, height);
}
}
}
protected void OnExpose(object sender, ExposeEventArgs args)
{
using (Context cr = Gdk.CairoHelper.Create(GdkWindow)) {
var left = Allocation.Left;
var top = Allocation.Top;
var width = Allocation.Width;
var height = Allocation.Height;
var radius = barWidth / 2;
int bigRadius;
double fudgeFactor = -0.0125 * radius;
if (curveStyle == CurveStyle.HalfCurve)
{
bigRadius = height - radius - 2;
int originX = left + (width / 2);
int originY = top + height - radius;
cr.MoveTo(originX - bigRadius + barWidth, originY);
cr.Arc(originX - bigRadius + radius, originY, radius, 0, Math.PI);
cr.Arc(originX, originY, bigRadius, Math.PI, 0);
cr.Arc(originX + bigRadius - radius, originY, radius, 0, Math.PI);
cr.ArcNegative(originX, originY, bigRadius - barWidth + fudgeFactor, 0, Math.PI);
cr.ClosePath();
backgroundColor.SetSource(cr);
cr.Fill();
double r = ((1 - _progress) * -180.0).ToRadians();
double x2 = TouchGlobal.CalcX(originX, bigRadius - radius, r);
double y2 = TouchGlobal.CalcY(originY, bigRadius - radius, r);
cr.MoveTo(originX - bigRadius + barWidth, originY);
cr.Arc(originX - bigRadius + radius, originY, radius, 0, Math.PI);
cr.Arc(originX, originY, bigRadius, Math.PI, r);
cr.Arc(x2, y2, radius, r, r + Math.PI);
cr.ArcNegative(originX, originY, bigRadius - barWidth + fudgeFactor, r, Math.PI);
cr.LineTo(left, originY);
cr.ClosePath();
progressColor.SetSource(cr);
cr.Fill();
}
else if (curveStyle == CurveStyle.ThreeQuarterCurve)
{
int below = (0.45 * height).ToInt();
bigRadius = height - below - 2;
int originX = left + (width / 2);
int originY = top + height - below;
double x2 = TouchGlobal.CalcX(originX, bigRadius - radius, 3 * Math.PI / 4);
double y2 = TouchGlobal.CalcY(originY, bigRadius - radius, 3 * Math.PI / 4);
cr.MoveTo(x2, y2);
cr.Arc(x2, y2, radius, 7 * Math.PI / 4, 3 * Math.PI / 4);
cr.Arc(originX, originY, bigRadius, 3 * Math.PI / 4, Math.PI / 4);
x2 = TouchGlobal.CalcX(originX, bigRadius - radius, Math.PI / 4);
y2 = TouchGlobal.CalcY(originY, bigRadius - radius, Math.PI / 4);
cr.Arc(x2, y2, radius, Math.PI / 4, (-135.0).ToRadians());
cr.ArcNegative(originX, originY, bigRadius - barWidth + fudgeFactor, Math.PI / 4, 3 * Math.PI / 4);
cr.ClosePath();
backgroundColor.SetSource(cr);
cr.Fill();
double r = (_progress * 270.0 + 135.0).ToRadians();
x2 = TouchGlobal.CalcX(originX, bigRadius - radius, 3 * Math.PI / 4);
y2 = TouchGlobal.CalcY(originY, bigRadius - radius, 3 * Math.PI / 4);
cr.Arc(x2, y2, radius, 7 * Math.PI / 4, 3 * Math.PI / 4);
cr.Arc(originX, originY, bigRadius, 3 * Math.PI / 4, r);
x2 = TouchGlobal.CalcX(originX, bigRadius - radius, r);
y2 = TouchGlobal.CalcY(originY, bigRadius - radius, r);
cr.Arc(x2, y2, radius, r, r + Math.PI);
cr.ArcNegative(originX, originY, bigRadius - barWidth + fudgeFactor, r, 3 * Math.PI / 4);
var outlineColor = new TouchColor(progressColor);
outlineColor.ModifyColor(0.5);
var highlightColor = new TouchColor(progressColor);
highlightColor.ModifyColor(1.4);
var lowlightColor = new TouchColor(progressColor);
lowlightColor.ModifyColor(0.75);
var colorOriginX = TouchGlobal.CalcX(originX, bigRadius - 5, 11 * Math.PI / 8);
var colorOriginY = TouchGlobal.CalcY(originY, bigRadius - 5, 11 * Math.PI / 8);
using (var grad = new RadialGradient(colorOriginX, colorOriginY, 0, colorOriginX, colorOriginY, (bigRadius - 5) * 2)) {
grad.AddColorStop(0, highlightColor.ToCairoColor());
grad.AddColorStop(0.35, progressColor.ToCairoColor());
grad.AddColorStop(0.75, lowlightColor.ToCairoColor());
cr.SetSource(grad);
cr.FillPreserve();
}
outlineColor.SetSource(cr);
cr.LineWidth = 1;
cr.Stroke();
}
}
}
protected void OnExpose(object sender, ExposeEventArgs args)
{
using (Context cr = Gdk.CairoHelper.Create(this.GdkWindow)) {
int height = Allocation.Height;
int width = Allocation.Width;
int top = Allocation.Top;
int left = Allocation.Left;
int seperation, sliderWidth, sliderLength, sliderMax, x, y;
if (orientation == TouchOrientation.Horizontal)
{
if (sliderSize == MySliderSize.Small)
{
sliderWidth = height;
}
else
{
sliderWidth = width / selectionCount;
sliderWidth += (selectionCount - 2) * 8;
}
sliderLength = width - sliderWidth;
sliderMax = left + sliderLength;
seperation = sliderLength / (selectionCount - 1);
seperation *= currentSelected;
if (clicked)
{
seperation += (click2 - click1);
}
x = left + seperation;
if (x < left)
{
x = left;
}
if (x > sliderMax)
{
x = sliderMax;
}
y = top;
}
else
{
if (sliderSize == MySliderSize.Small)
{
sliderWidth = width;
}
else
{
sliderWidth = height / selectionCount;
sliderWidth += (selectionCount - 2) * 8;
}
sliderLength = height - sliderWidth;
sliderMax = top + sliderLength;
seperation = sliderLength / (selectionCount - 1);
seperation *= currentSelected;
if (clicked)
{
seperation += click2 - click1;
}
y = top + seperation;
if (y < top)
{
y = top;
}
if (y > sliderMax)
{
y = sliderMax;
}
x = left;
}
// Background
if (orientation == TouchOrientation.Horizontal)
{
TouchGlobal.DrawRoundedRectangle(cr, left, top, width, height, height / 2);
}
else
{
TouchGlobal.DrawRoundedRectangle(cr, left, top, width, height, width / 2);
}
TouchColor.SetSource(cr, "grey0");
cr.FillPreserve();
TouchColor.SetSource(cr, "black");
cr.LineWidth = 1;
cr.Stroke();
// Slider
double sliderLeft, sliderTop, sliderBottom;
if (orientation == TouchOrientation.Horizontal)
{
sliderLeft = x;
sliderTop = y;
sliderBottom = y + height;
TouchGlobal.DrawRoundedRectangle(cr, x, y, sliderWidth, height, height / 2);
}
else
{
sliderLeft = x;
sliderTop = y;
sliderBottom = y + sliderWidth;
TouchGlobal.DrawRoundedRectangle(cr, x, y, width, sliderWidth, width / 2);
}
var sliderColor = sliderColorOptions[currentSelected];
var outlineColor = new TouchColor(sliderColor);
outlineColor.ModifyColor(0.5);
var highlightColor = new TouchColor(sliderColor);
highlightColor.ModifyColor(1.4);
var lowlightColor = new TouchColor(sliderColor);
lowlightColor.ModifyColor(0.75);
using (var grad = new LinearGradient(sliderLeft, sliderTop, sliderLeft, sliderBottom)) {
grad.AddColorStop(0, highlightColor.ToCairoColor());
grad.AddColorStop(0.2, sliderColor.ToCairoColor());
grad.AddColorStop(0.85, lowlightColor.ToCairoColor());
cr.SetSource(grad);
cr.FillPreserve();
}
outlineColor.SetSource(cr);
cr.LineWidth = 0.9;
cr.Stroke();
// Text Labels
var render = new TouchText();
render.textWrap = TouchTextWrap.Shrink;
render.alignment = TouchAlignment.Center;
seperation = Allocation.Width / selectionCount;
x = Allocation.Left;
for (int i = 0; i < selectionCount; ++i)
{
if (!string.IsNullOrWhiteSpace(textOptions[i]))
{
render.font.color = i == currentSelected ? selectedTextColorOptions[i] : backgoundTextColorOptions[i];
render.text = textOptions[i];
render.Render(this, x, Allocation.Top + 4, seperation);
}
x += seperation;
}
}
}