public void InsertCharInEmptyLine()
{
string contents = "";
var engine = new FakeRenderEngine()
{
Ws = 34, SegmentHeight = 13
};
var factory = new FakeRendererFactory();
factory.SetRenderer(34, engine);
var styles = new AssembledStyles().WithWs(34);
var clientRuns = new List <IClientRun>();
var run = new StringClientRun(contents, styles);
clientRuns.Add(run);
var data1 = new MockData1(34, 35);
data1.SimpleThree = contents;
var source = new TextSource(clientRuns, null);
var para = new ParaBox(styles, source);
var hookup = new StringHookup(this, () => data1.SimpleThree, hook => data1.SimpleThreeChanged += hook.StringPropChanged,
hook => data1.SimpleThreeChanged -= hook.StringPropChanged, para);
hookup.Writer = newVal => data1.SimpleThree = newVal;
run.Hookup = hookup;
var root = new RootBox(styles);
var block = new BlockBox(styles, Color.Red, 20000, 10000);
root.AddBox(block);
root.AddBox(para);
var layoutArgs = MakeLayoutInfo(Int32.MaxValue / 2, m_gm.VwGraphics, factory);
root.Layout(layoutArgs);
Assert.That(root.Height, Is.EqualTo(13 + block.Height));
Assert.That(para.Width, Is.EqualTo(FakeRenderEngine.SimulatedWidth(contents)));
Assert.That(root.Width, Is.EqualTo(block.Width));
int simulatedWidth = FakeRenderEngine.SimulatedWidth("x");
Assert.That(root.Width, Is.GreaterThan(para.Width + simulatedWidth));
PaintTransform ptrans = new PaintTransform(2, 4, 96, 100, 0, 10, 120, 128);
MockSite site = new MockSite();
site.m_transform = ptrans;
site.m_vwGraphics = m_gm.VwGraphics;
root.Site = site;
var oldRootWidth = root.Width;
var ip = root.SelectAtEnd();
ip.InsertText("x");
Assert.That(root.Height, Is.EqualTo(13 + block.Height));
Assert.That(root.Width, Is.EqualTo(oldRootWidth));
Assert.That(para.Width, Is.EqualTo(simulatedWidth));
var expectedInvalidate = new Rectangle(-RootBox.InvalidateMargin,
-RootBox.InvalidateMargin + block.Height,
simulatedWidth + RootBox.InvalidateMargin * 2,
13 + 2 * RootBox.InvalidateMargin);
Assert.That(site.RectsInvalidatedInRoot, Has.Member(expectedInvalidate));
}
public void MakeSimpleRange()
{
ParaBox para;
RootBox root = ParaBuilderTests.MakeTestParaSimpleString(m_gm.VwGraphics, ParaBuilderTests.MockBreakOption.ThreeFullLines, out para);
InsertionPoint ip = root.SelectAtEnd();
InsertionPoint ip2 = new InsertionPoint(ip.Hookup, ip.StringPosition - 2, false);
RangeSelection range = new RangeSelection(ip, ip2);
Assert.AreEqual(ip, range.Anchor);
Assert.AreEqual(ip2, range.DragEnd);
Assert.That(range.EndBeforeAnchor, Is.True);
Assert.That(range.Start, Is.EqualTo(ip2));
Assert.That(range.End, Is.EqualTo(ip));
StringBox first = para.FirstBox as StringBox;
StringBox second = para.FirstBox.Next as StringBox;
StringBox third = second.Next as StringBox;
MockSegment seg3 = third.Segment as MockSegment;
seg3.DrawRangeLeft = 17;
seg3.DrawRangeRight = 23;
PaintTransform ptrans = new PaintTransform(2, 4, 96, 100, 0, 10, 120, 128);
range.Draw(m_gm.VwGraphics, ptrans);
// All three segments should be invited to draw it, though only one will.
// The top of rsSrc gets more negative each line; the destination rectangle where we actually draw keeps getting lower.
// Remember the effect of 10 pixels of scroll offset.
VerifyRangeSegmentDrawing(para, first, first.Segment as MockSegment, range, -4, -6, 4);
VerifyRangeSegmentDrawing(para, second, second.Segment as MockSegment, range, -14, 4, 14);
VerifyRangeSegmentDrawing(para, third, seg3, range, -24, 14, 24);
}
private void InitLongText()
{
AssembledStyles styles = new AssembledStyles();
RootBox root = new RootBox(styles);
var owner = new ParagraphOwnerDemo();
var words =
"This is a bit of text from which we can extract substrings of increasing length to populate various paragraphs in different ways".Split(' ');
var sb = new StringBuilder();
for (int i = 0; i < 20; i++)
{
var para = new ParagraphDemo();
if (i < words.Length)
{
sb.Append(words[i]);
}
para.Contents = sb.ToString();
if (i < words.Length)
{
sb.Append(" ");
}
owner.InsertParagraph(0, para);
}
int ws = 1; // arbitrary with default renderer factory.
root.Builder.Show(Display.Of(() => owner.Paragraphs).Using(
(builder, para) => builder.AddString(() => para.Contents, ws))
.EditParagraphsUsing(new ParagraphOpsDemo(owner)));
theSharpView.Root = root;
root.SelectAtEnd().Install();
theSharpView.Focus();
}
public void MoveLeft()
{
ParaBox para;
RootBox root = ParaBuilderTests.MakeTestParaSimpleString(m_gm.VwGraphics, ParaBuilderTests.MockBreakOption.ThreeFullLines, out para);
InsertionPoint ip = root.SelectAtEnd();
// Todo: try moving left. Eventualy cover various options, such as from start of paragraph, over diacritics, etc.
}
public void DrawIP()
{
ParaBox para;
RootBox root = ParaBuilderTests.MakeTestParaSimpleString(m_gm.VwGraphics, ParaBuilderTests.MockBreakOption.ThreeFullLines, out para);
InsertionPoint ip = root.SelectAtEnd();
ip.Install();
Assert.AreEqual(ip, root.Selection);
Assert.AreEqual(para, ip.Para, "IP should know about the paragraph it is in");
Assert.AreEqual(para.Source.Length, ip.StringPosition, "the IP should be at the end of the paragraph");
Assert.AreEqual(true, ip.AssociatePrevious, "selection at end should always associate previous in non-empty para");
StringBox third = para.FirstBox.Next.Next as StringBox;
Assert.IsNotNull(third, "para with three simple lines should have three string boxes");
MockSegment seg3 = third.Segment as MockSegment;
Assert.IsNotNull(seg3);
PaintTransform ptrans = new PaintTransform(2, 4, 96, 100, 0, -10, 120, 128);
ip.Draw(m_gm.VwGraphics, ptrans);
StringBox first = para.FirstBox as StringBox;
StringBox second = para.FirstBox.Next as StringBox;
// All three segments should be invited to draw it, though only one will.
var seg1 = first.Segment as MockSegment;
VerifySegmentDrawing(para, first, seg1, -4);
var seg2 = second.Segment as MockSegment;
VerifySegmentDrawing(para, second, seg2, -14);
VerifySegmentDrawing(para, third, seg3, -24);
seg1.NextPosIpResult = new MockSegment.PositionsOfIpResults();
seg1.NextPosIpResult.PrimaryHere = false;
seg2.NextPosIpResult = new MockSegment.PositionsOfIpResults();
seg2.NextPosIpResult.PrimaryHere = false;
seg3.NextPosIpResult = new MockSegment.PositionsOfIpResults();
seg3.NextPosIpResult.RectPrimary = new Rect(5, 6, 7, 9);
seg3.NextPosIpResult.PrimaryHere = true;
Rectangle selRect = ip.GetSelectionLocation(m_gm.VwGraphics, ptrans);
// All three should be asked for the position, though only the third returns a useful one.
VerifySelLocation(para, first, seg1, -4);
VerifySelLocation(para, second, seg2, -14);
VerifySelLocation(para, third, seg3, -24);
Assert.AreEqual(new Rectangle(5, 6, 2, 3), selRect);
// The final thing that goes into drawing IPs is the Invalidate call.
MockSite site = new MockSite();
site.m_transform = ptrans;
site.m_vwGraphics = m_gm.VwGraphics;
root.Site = site;
ip.Invalidate();
Assert.IsNotNull(site.GraphicsHolder, "Invalidate should have created a Graphics holder");
Assert.IsTrue(site.GraphicsHolder.WasDisposed, "invalidate should have disposed of the Graphics Holder");
Assert.AreEqual(1, site.RectsInvalidated.Count, "invalidate should have invalidated one rectangle");
Assert.AreEqual(new Rectangle(5, 6, 2, 3), site.RectsInvalidated[0], "invalidate should have invalidated the selection rectangle");
}
private void InitStyledText()
{
AssembledStyles styles = new AssembledStyles();
RootBox root = new RootBox(styles);
root.RendererFactory = theSharpView.RendererFactory;
var obj0 = new ParagraphDemo()
{
Contents = "plain "
};
var obj1 = new ParagraphDemo()
{
Contents = "bold "
};
var obj2 = new ParagraphDemo()
{
Contents = "italic "
};
var obj3 = new ParagraphDemo()
{
Contents = "bold italic "
};
var obj4 = new ParagraphDemo()
{
Contents = "red on yellow"
};
int ws = 1; // arbitrary with default renderer factory.
root.Builder.Show(
Paragraph.Containing(
Display.Of(() => obj0.Contents, ws).FaceName("Times New Roman"),
Display.Of(() => obj1.Contents, ws).FaceName("Times New Roman").Bold,
Display.Of(() => obj2.Contents, ws).FaceName("Times New Roman").Italic,
Display.Of(() => obj3.Contents, ws).FaceName("Times New Roman").Bold.Italic,
Display.Of(() => obj4.Contents, ws).ForeColor(Color.Red).BackColor(Color.Yellow)
).Border(1.Points(), Color.Red).Pads(2.Points(), 3.Points(), 2.Points(), 3.Points())
);
root.Builder.Show(
Paragraph.Containing(
Display.Of("plain"),
Display.Of("underOnYellow").Underline(FwUnderlineType.kuntSingle).BackColor(Color.Yellow).FaceName("Times New Roman")
).Margins(3.Points(), 2.Points(), 5.Points(), 2.Points())
.Borders(1.Points(), 2.Points(), 3.Points(), 4.Points(), Color.Green)
.BackColor(Color.Pink).Pads(2.Points(), 2.Points(), 2.Points(), 2.Points()),
Paragraph.Containing(
Display.Of("doubleRedOnPink").Underline(FwUnderlineType.kuntDouble, Color.Red).BackColor(Color.Pink),
Display.Of("dotted").Underline(FwUnderlineType.kuntDotted),
Display.Of("dottedOnYellow").Underline(FwUnderlineType.kuntDotted).BackColor(Color.Yellow)
),
Paragraph.Containing(
Display.Of("dashed").Underline(FwUnderlineType.kuntDashed),
Display.Of("dashedRed").Underline(FwUnderlineType.kuntDashed).ForeColor(Color.Red),
Display.Of("squiggle").Underline(FwUnderlineType.kuntSquiggle, Color.Red)
)
);
theSharpView.Root = root;
root.SelectAtEnd().Install();
theSharpView.Focus();
}
private void InitSimpleTextPara()
{
AssembledStyles styles = new AssembledStyles();
RootBox root = new RootBox(styles);
int ws = 1; // arbitrary with default renderer factory.
AddSimpleTextPara(styles, ws, root);
theSharpView.Root = root;
root.SelectAtEnd().Install();
theSharpView.Focus();
}
private void InitMultiPara()
{
AssembledStyles styles = new AssembledStyles();
RootBox root = new RootBox(styles);
var owner = new ParagraphOwnerDemo();
owner.InsertParagraph(0, new ParagraphDemo());
int ws = 1; // arbitrary with default renderer factory.
root.Builder.Show(Display.Of(() => owner.Paragraphs).Using(
(builder, para) => builder.AddString(() => para.Contents, ws))
.EditParagraphsUsing(new ParagraphOpsDemo(owner)));
theSharpView.Root = root;
root.SelectAtEnd().Install();
theSharpView.Focus();
}
public void SimpleTyping()
{
ParaBox para;
RootBox root = ParaBuilderTests.MakeTestParaSimpleString(m_gm.VwGraphics, ParaBuilderTests.MockBreakOption.ThreeFullLines, out para);
string oldContents = para.Source.RenderText;
var data1 = HookDataToClientRun(para, oldContents, 0);
InsertionPoint ip = root.SelectAtEnd();
ip.Install();
MockSite site = new MockSite();
root.Site = site;
PaintTransform ptrans = new PaintTransform(2, 4, 96, 100, 0, 10, 120, 128);
site.m_transform = ptrans;
site.m_vwGraphics = m_gm.VwGraphics;
var engine = root.LastLayoutInfo.RendererFactory.GetRenderer(ParaBuilderTests.s_simpleStringWs, m_gm.VwGraphics) as MockRenderEngine;
var modWords = new string[ParaBuilderTests.s_simpleStringWords.Length];
Array.Copy(ParaBuilderTests.s_simpleStringWords, modWords, modWords.Length);
modWords[modWords.Length - 1] = modWords[modWords.Length - 1] + "x";
var modContents = ParaBuilderTests.AssembleStrings(modWords);
ParaBuilderTests.SetupMockEngineForThreeLines(modContents, engine, modWords);
ip.InsertText("x");
string expected = oldContents + "x";
Assert.AreEqual(expected, para.Source.RenderText);
Assert.AreEqual(expected, data1.SimpleThree);
Assert.AreEqual(expected.Length, ip.StringPosition);
ip.Backspace();
Assert.AreEqual(oldContents, para.Source.RenderText);
Assert.AreEqual(oldContents, data1.SimpleThree);
Assert.AreEqual(oldContents.Length, ip.StringPosition);
}
public void InsertCharInEmptyLine()
{
string contents = "";
var engine = new FakeRenderEngine() { Ws = 34, SegmentHeight = 13 };
var factory = new FakeRendererFactory();
factory.SetRenderer(34, engine);
var styles = new AssembledStyles().WithWs(34);
var clientRuns = new List<IClientRun>();
var run = new StringClientRun(contents, styles);
clientRuns.Add(run);
var data1 = new MockData1(34, 35);
data1.SimpleThree = contents;
var source = new TextSource(clientRuns, null);
var para = new ParaBox(styles, source);
var hookup = new StringHookup(this, () => data1.SimpleThree, hook => data1.SimpleThreeChanged += hook.StringPropChanged,
hook => data1.SimpleThreeChanged -= hook.StringPropChanged, para);
hookup.Writer = newVal => data1.SimpleThree = newVal;
run.Hookup = hookup;
var root = new RootBox(styles);
var block = new BlockBox(styles, Color.Red, 20000, 10000);
root.AddBox(block);
root.AddBox(para);
var layoutArgs = MakeLayoutInfo(Int32.MaxValue / 2, m_gm.VwGraphics, factory);
root.Layout(layoutArgs);
Assert.That(root.Height, Is.EqualTo(13 + block.Height));
Assert.That(para.Width, Is.EqualTo(FakeRenderEngine.SimulatedWidth(contents)));
Assert.That(root.Width, Is.EqualTo(block.Width));
int simulatedWidth = FakeRenderEngine.SimulatedWidth("x");
Assert.That(root.Width, Is.GreaterThan(para.Width + simulatedWidth));
PaintTransform ptrans = new PaintTransform(2, 4, 96, 100, 0, 10, 120, 128);
MockSite site = new MockSite();
site.m_transform = ptrans;
site.m_vwGraphics = m_gm.VwGraphics;
root.Site = site;
var oldRootWidth = root.Width;
var ip = root.SelectAtEnd();
ip.InsertText("x");
Assert.That(root.Height, Is.EqualTo(13 + block.Height));
Assert.That(root.Width, Is.EqualTo(oldRootWidth));
Assert.That(para.Width, Is.EqualTo(simulatedWidth));
var expectedInvalidate = new Rectangle(-RootBox.InvalidateMargin,
- RootBox.InvalidateMargin + block.Height,
simulatedWidth + RootBox.InvalidateMargin * 2,
13 + 2 * RootBox.InvalidateMargin);
Assert.That(site.RectsInvalidatedInRoot, Has.Member(expectedInvalidate));
}
public void ScrollToShowSelection()
{
ParaBox para;
RootBox root = ParaBuilderTests.MakeTestParaSimpleString(m_gm.VwGraphics, ParaBuilderTests.MockBreakOption.ThreeFullLines, out para);
PaintTransform ptrans = new PaintTransform(2, 4, 96, 96, 0, 0, 96, 96);
int dx, dy;
// If there is no selection we should not move.
root.ScrollToShowSelection(m_gm.VwGraphics, ptrans, new Rectangle(10, 10, 30, 50), out dx, out dy);
Assert.That(dx, Is.EqualTo(0));
Assert.That(dy, Is.EqualTo(0));
InsertionPoint ip = root.SelectAtEnd();
ip.Install();
// Take control of where the selection thinks it is.
var seg = ((StringBox)para.FirstBox).Segment as MockSegment;
seg.NextPosIpResult = new MockSegment.PositionsOfIpResults()
{
PrimaryHere = true, RectPrimary = new Rect(20, 30, 22, 40)
};
var rect = ip.GetSelectionLocation(m_gm.VwGraphics, ptrans);
Assert.That(rect.Top, Is.EqualTo(30));
Assert.That(rect.Bottom, Is.EqualTo(40));
// Todo JohnT: all current tests pass without horizontal scrolling. Eventually implement that.
// It's entirely inside the rectangle: don't scroll.
root.ScrollToShowSelection(m_gm.VwGraphics, ptrans, new Rectangle(10, 10, 30, 50), out dx, out dy);
Assert.That(dx, Is.EqualTo(0));
Assert.That(dy, Is.EqualTo(0));
// a special case of entirely inside: not by the desired margin: still don't scroll.
root.ScrollToShowSelection(m_gm.VwGraphics, ptrans, new Rectangle(10, 28, 30, 14), out dx, out dy);
Assert.That(dx, Is.EqualTo(0));
Assert.That(dy, Is.EqualTo(0));
// It's above a rectangle that can easily hold it: should end 10 pixels inside. Scrolling down 15 pixels will do that.
root.ScrollToShowSelection(m_gm.VwGraphics, ptrans, new Rectangle(10, 35, 30, 70), out dx, out dy);
Assert.That(dx, Is.EqualTo(0));
Assert.That(dy, Is.EqualTo(15));
// It's below a rectangle that can easily hold it: should end 10 pixels inside. Scrolling up 25 pixels will do that.
// (The bottom of the rectangle is at 25, 15 pix above the bottom of the selection rectangle.)
root.ScrollToShowSelection(m_gm.VwGraphics, ptrans, new Rectangle(10, -20, 30, 45), out dx, out dy);
Assert.That(dx, Is.EqualTo(0));
Assert.That(dy, Is.EqualTo(-25));
// It's above a rectangle that can not hold it comfortably: should end just inside. Scrolling down 5 pixels will do that.
root.ScrollToShowSelection(m_gm.VwGraphics, ptrans, new Rectangle(10, 35, 30, 20), out dx, out dy);
Assert.That(dx, Is.EqualTo(0));
Assert.That(dy, Is.EqualTo(5));
// It's below a rectangle that can not hold it comfortably: should end just inside. Scrolling up 15 pixels will do that.
// (The bottom of the rectangle is at 25, 15 pix above the bottom of the selection rectangle.)
root.ScrollToShowSelection(m_gm.VwGraphics, ptrans, new Rectangle(10, 0, 30, 25), out dx, out dy);
Assert.That(dx, Is.EqualTo(0));
Assert.That(dy, Is.EqualTo(-15));
// Pathologically, it may not be possible to display all of it at all. It's currently 12 pixels below the
// target rectangle. We move it so its top is one pixel above, that is, 12 plus 9 pixels.
root.ScrollToShowSelection(m_gm.VwGraphics, ptrans, new Rectangle(10, 10, 30, 8), out dx, out dy);
Assert.That(dx, Is.EqualTo(0));
Assert.That(dy, Is.EqualTo(-21));
// A similar case moving up. 10 pixels would align the tops; we move 2 less.
root.ScrollToShowSelection(m_gm.VwGraphics, ptrans, new Rectangle(10, 40, 30, 6), out dx, out dy);
Assert.That(dx, Is.EqualTo(0));
Assert.That(dy, Is.EqualTo(8));
// Todo JohnT: cases involving ranges. Mostly these work the same, when things fit. There are special cases
// when the range is not entirely visible, but its DragEnd is; also when the range doesn't entirely fit,
// but possibly its dragEnd does.
}
