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Text Input Form Autocomplete text.

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This commit is contained in:
josh
2025-01-09 13:19:20 -05:00
parent e11b8c8c50
commit 93632faaed
5 changed files with 100 additions and 26 deletions
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3
include/JUI/Base/TextBase.hpp
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@@ -112,6 +112,9 @@ namespace JUI
void SetWordWrap(bool wrap);
void Draw(const Vector2 &abs_pos, const Vector2 &abs_size, const std::string &content, uint size,
const Color4 &color);
protected:
std::string content = "Sample Text";
Color4 text_color = {255,255,255};

30
include/JUI/Widgets/TextInputForm.hpp
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@@ -20,35 +20,45 @@ namespace JUI
class TextInputForm : public TextRect, public Clickable
{
public:
Event<> OnSelect;
Event<> OnDeselect;
Event<std::string> OnReturn;
TextInputForm();
explicit TextInputForm(Widget* parent);
void Update(float elapsed) override;
void InnerDraw() override;
void Draw() override;
void ObserveKeyInput(Key key, bool pressed) override;
void ObserveMouseInput(MouseButton btn, bool pressed) override;
void ObserveMouseMovement(const Vector2 &latest_known_pos) override;
[[nodiscard]] std::string GetAutocompleteText() const;
void SetAutoCompleteText(const std::string& text);
[[nodiscard]] Color4 GetAutocompleteTextColor() const;
void SetAutocompleteTextColor(const Color4& color);
[[nodiscard]] bool HideAutocompleteOnSelect() const;
void SetHideAutocompleteOnSelect(bool hide);
[[nodiscard]] bool AutocompleteTextEnabled() const;
void SetAutocompleteTextEnabled(bool enabled);
// TODO: Implement selection of part of input text.
Color4 GetSelectionColor() const;
void SetSelectionColor(const Color4& color);
bool HasSelection() const;
std::string GetSelectedText() const;
protected:
bool clear_text_on_return;
bool focused = false;
bool selection_enabled;
bool selection_active;
int selection_start_index;
int selection_end_index;
int cursor_position = 0;
std::string input_buffer;
float cursor_blink_time = 0.f;
Color4 autocomplete_color = Colors::Black;
std::string autocomplete_text = "Hello World";
bool hide_autocomplete_on_select = true;
bool autocomplete_text_enabled = true;
private:
};
}

2
main.cpp
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@@ -105,7 +105,7 @@ JUI::Scene* CreateScene() {
auto* input_form = new TextInputForm(s1_vert);
input_form->Size({0,30, 1, 0});
input_form->SetContent("This Diqq");
input_form->SetContent("");
input_form->SetTextSize(14);

23
src/JUI/Base/TextBase.cpp
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@@ -42,13 +42,12 @@ namespace JUI {
void TextBase::SetWordWrap(bool wrap) { word_wrap = wrap; }
void TextBase::Draw(const Vector2 &abs_pos, const Vector2 &abs_size) {
void TextBase::Draw(const Vector2& abs_pos, const Vector2& abs_size, const std::string& content, uint size, const Color4& color) {
// Calculate how much to origin the text based on alignment.
float align_x = abs_pos.x;
float align_y = abs_pos.y;
auto bounds = this->GetFont().MeasureString(this->content, this->text_size);
auto bounds = this->GetFont().MeasureString(content, size);
if (h_align == TextAlign::H::Left) {
// Render from left-side of boundary.
@@ -79,16 +78,20 @@ namespace JUI {
float scale = 1.f;
JGL::J2D::Begin();
JGL::J2D::DrawString(
this->text_color,
this->content,
align_x, align_y,
scale,
this->text_size,
this->set_font);
JGL::J2D::DrawString(
color,
content,
align_x, align_y,
scale,
size,
this->set_font);
JGL::J2D::End();
}
void TextBase::Draw(const Vector2 &abs_pos, const Vector2 &abs_size) {
Draw(abs_pos, abs_size, this->content, this->text_size, this->text_color);
}
std::string TextBase::GetContent() const { return content;}
Color4 TextBase::GetTextColor() const { return text_color;}

68
src/JUI/Widgets/TextInputForm.cpp
View File

@@ -11,18 +11,71 @@ namespace JUI {
Widget::ObserveMouseMovement(latest_known_pos);
}
std::string TextInputForm::GetAutocompleteText() const { return autocomplete_text;}
void TextInputForm::SetAutoCompleteText(const std::string &text) { autocomplete_text = text;}
Color4 TextInputForm::GetAutocompleteTextColor() const { return autocomplete_color; }
void TextInputForm::SetAutocompleteTextColor(const Color4 &color) { autocomplete_color = color; }
bool TextInputForm::HideAutocompleteOnSelect() const { return hide_autocomplete_on_select; }
void TextInputForm::SetHideAutocompleteOnSelect(bool hide) { hide_autocomplete_on_select = hide; }
bool TextInputForm::AutocompleteTextEnabled() const { return autocomplete_text_enabled; }
void TextInputForm::SetAutocompleteTextEnabled(bool enabled) { autocomplete_text_enabled = enabled; }
void TextInputForm::ObserveMouseInput(MouseButton btn, bool pressed) {
Widget::ObserveMouseInput(btn, pressed);
if (pressed && btn == MouseButton::Left) {
if (IsMouseInside()) {
if (!focused) {
OnSelect.Invoke();
if (IsMouseInside())
}
focused = true;
else
}
else {
if (focused)
OnDeselect.Invoke();
focused = false;
}
}
}
void TextInputForm::InnerDraw()
{
Rect::InnerDraw();
Vector2 abs_pos = this->GetAbsolutePosition();
Vector2 abs_size = this->GetAbsoluteSize();
// TODO: Apply this everywhere..
Vector2 pad_shifts_pos_by = {
pad_left.Pixels + (pad_left.Scale * abs_size.x),
pad_top.Pixels + (pad_left.Scale * abs_size.y)
};
Vector2 pad_shrinks_size_by = {
pad_right.Pixels + (pad_left.Scale * abs_size.x),
pad_bottom.Pixels + (pad_right.Scale * abs_size.y)
};
Vector2 pos = abs_pos + pad_shifts_pos_by;
Vector2 size = abs_pos - (pad_shrinks_size_by*2.f);
if (!focused || !hide_autocomplete_on_select)
TextBase::Draw(pos, size, autocomplete_text, this->text_size, autocomplete_color);
TextBase::Draw(pos, size);
//TextRect::InnerDraw();
}
void TextInputForm::Draw() {
TextRect::Draw();
}
@@ -60,6 +113,8 @@ namespace JUI {
return s;
}
void TextInputForm::ObserveKeyInput(Key key, bool pressed) {
Widget::ObserveKeyInput(key, pressed);
@@ -82,7 +137,6 @@ namespace JUI {
if (clear_text_on_return) {
input_buffer = "";
cursor_position = 0;
}
@@ -90,12 +144,14 @@ namespace JUI {
}
if (key == Keys::LeftArrow) {
cursor_position -= 1;
if (cursor_position > 0)
cursor_position -= 1;
return;
}
if (key == Keys::RightArrow) {
cursor_position += 1;
if (cursor_position < input_buffer.length() - 1)
cursor_position += 1;
return;
}
@@ -104,6 +160,7 @@ namespace JUI {
if (key == Keys::C) {
// TODO: Implement Copy
return;
}
if (key == Keys::V) {
@@ -113,6 +170,7 @@ namespace JUI {
if (key == Keys::X) {
// TODO: Implement Cut
cursor_position = 0; // TODO: Set to size of pasted content.
return;
}