public void TestCoordinatesAfterFolding ()
{
var editor = new TextEditorData ();
for (int i = 0; i < 100; i++)
editor.Insert (0, "line\n");
HeightTree heightTree = new HeightTree (editor);
heightTree.Rebuild ();
heightTree.Fold (1, 2);
heightTree.Fold (6, 4);
heightTree.Fold (5, 10);
var f = heightTree.Fold (20, 8);
heightTree.Unfold (f, 20, 8);
heightTree.Fold (20, 4);
heightTree.Fold (25, 4);
for (int i = 50; i <= editor.LineCount; i++) {
var y = System.Math.Max (0, (i - 3 - 10 - 8) * editor.LineHeight);
Assert.AreEqual (y, heightTree.LineNumberToY (i), "line:" + i + " --> y:" + y);
Assert.AreEqual (i, heightTree.YToLineNumber (y), "y:" + y + " --> line:" + i);
}
for (int i = 50; i <= editor.LineCount; i++) {
var y = System.Math.Max (0, (i - 3 - 10 - 8) * editor.LineHeight);
Assert.AreEqual (y, heightTree.LineNumberToY (i), "line:" + i + " --> y:" + y);
Assert.AreEqual (i, heightTree.YToLineNumber (y), "y:" + y + " --> line:" + i);
}
}
public void TestYToLineNumberWithFolds ()
{
var editor = Create ("1\n2\n3\n4\n5\n6\n7\n8\n9\n0");
HeightTree heightTree = new HeightTree (editor);
heightTree.Rebuild ();
heightTree.Fold (1, 2);
heightTree.Fold (6, 3);
heightTree.Fold (5, 5);
Assert.AreEqual (1, heightTree.YToLineNumber (0 * editor.LineHeight));
Assert.AreEqual (4, heightTree.YToLineNumber (1 * editor.LineHeight));
Assert.AreEqual (5, heightTree.YToLineNumber (2 * editor.LineHeight));
}
public void TestSetLineHeight()
{
var editor = new TextEditorData();
editor.Text = "1\n2\n3\n4\n5\n6\n7";
HeightTree heightTree = new HeightTree(editor);
heightTree.Rebuild();
for (int i = 1; i <= editor.LineCount; i += 2)
{
heightTree.SetLineHeight(i, editor.LineHeight * 2);
}
double y = 0;
for (int i = 1; i <= editor.LineCount; i++)
{
Assert.AreEqual(y, heightTree.LineNumberToY(i));
y += i % 2 == 0 ? editor.LineHeight : editor.LineHeight * 2;
}
y = 0;
for (int i = 1; i <= editor.LineCount; i++)
{
Assert.AreEqual(i, heightTree.YToLineNumber(y));
y += i % 2 == 0 ? editor.LineHeight : editor.LineHeight * 2;
}
}
public void TestFoldYToLineNumber ()
{
var editor = Create ("1\n2\n3\n4\n5\n6\n7");
HeightTree heightTree = new HeightTree (editor);
heightTree.Rebuild ();
heightTree.Fold (2, 2);
for (int i = 1; i <= editor.LineCount; i++) {
int j = i;
if (j >= 2) {
if (j <= 4) {
j = 2;
} else {
j -= 2;
}
}
int k;
if (i >= 2 && i <= 4) {
k = 2;
} else {
k = i;
}
Assert.AreEqual (k, heightTree.YToLineNumber ((j - 1) * editor.LineHeight));
}
}
public void TestSimpleYToLineNumber ()
{
var editor = Create ("1\n2\n3\n4\n5\n6\n7");
HeightTree heightTree = new HeightTree (editor);
heightTree.Rebuild ();
for (int i = 1; i <= editor.LineCount; i++) {
Assert.AreEqual (i, heightTree.YToLineNumber ((i - 1) * editor.LineHeight));
}
}
public void TestUnfold ()
{
var editor = Create ("1\n2\n3\n4\n5\n6\n7");
HeightTree heightTree = new HeightTree (editor);
heightTree.Rebuild ();
var f = heightTree.Fold (2, 2);
heightTree.Unfold (f, 2, 2);
for (int i = 1; i <= editor.LineCount; i++) {
Assert.AreEqual ((i - 1) * editor.LineHeight, heightTree.LineNumberToY (i));
Assert.AreEqual (i, heightTree.YToLineNumber ((i - 1) * editor.LineHeight));
}
}
public void TestSetLineHeight ()
{
var editor = new TextEditorData ();
editor.Text = "1\n2\n3\n4\n5\n6\n7";
HeightTree heightTree = new HeightTree (editor);
heightTree.Rebuild ();
for (int i = 1; i <= editor.LineCount; i += 2) {
heightTree.SetLineHeight (i, editor.LineHeight * 2);
}
double y = 0;
for (int i = 1; i <= editor.LineCount; i++) {
Assert.AreEqual (y, heightTree.LineNumberToY (i));
y += i % 2 == 0 ? editor.LineHeight : editor.LineHeight * 2;
}
y = 0;
for (int i = 1; i <= editor.LineCount; i++) {
Assert.AreEqual (i, heightTree.YToLineNumber (y));
y += i % 2 == 0 ? editor.LineHeight : editor.LineHeight * 2;
}
}
public void TestUnfold ()
{
var editor = new TextEditorData ();
editor.Text = "1\n2\n3\n4\n5\n6\n7";
HeightTree heightTree = new HeightTree (editor);
heightTree.Rebuild ();
heightTree.Fold (2, 2);
heightTree.Unfold (2, 2);
for (int i = 1; i <= editor.LineCount; i++) {
Assert.AreEqual ((i - 1) * editor.LineHeight, heightTree.LineNumberToY (i));
Assert.AreEqual (i, heightTree.YToLineNumber ((i - 1) * editor.LineHeight));
}
}
public void TestFoldYToLineNumber ()
{
var editor = new TextEditorData ();
editor.Text = "1\n2\n3\n4\n5\n6\n7";
HeightTree heightTree = new HeightTree (editor);
heightTree.Rebuild ();
heightTree.Fold (2, 2);
for (int i = 1; i <= editor.LineCount; i++) {
int j = i;
if (j >= 2) {
if (j <= 4) {
j = 2;
} else {
j -= 2;
}
}
int k;
if (i >= 2 && i <= 4) {
k = 2;
} else {
k = i;
}
Assert.AreEqual (k, heightTree.YToLineNumber ((j - 1) * editor.LineHeight));
}
}
public void TestCoordinatesAfterFolding ()
{
var editor = new TextEditorData ();
for (int i = 0; i < 100; i++)
editor.Insert (0, "line\n");
HeightTree heightTree = new HeightTree (editor);
heightTree.Rebuild ();
heightTree.Fold (1, 2);
heightTree.Fold (6, 4);
heightTree.Fold (5, 10);
var f = heightTree.Fold (20, 8);
heightTree.Unfold (f, 20, 8);
heightTree.Fold (20, 4);
heightTree.Fold (25, 4);
for (int i = 50; i <= editor.LineCount; i++) {
var y = System.Math.Max (0, (i - 3 - 10 - 8) * editor.LineHeight);
Assert.AreEqual (y, heightTree.LineNumberToY (i), "line:" + i + " --> y:" + y);
Assert.AreEqual (i, heightTree.YToLineNumber (y), "y:" + y + " --> line:" + i);
}
for (int i = 50; i <= editor.LineCount; i++) {
var y = System.Math.Max (0, (i - 3 - 10 - 8) * editor.LineHeight);
Assert.AreEqual (y, heightTree.LineNumberToY (i), "line:" + i + " --> y:" + y);
Assert.AreEqual (i, heightTree.YToLineNumber (y), "y:" + y + " --> line:" + i);
}
}