new_features_demo/
new_features_demo.rs

1//! New Features Demonstration
2//!
3//! This example demonstrates the newly implemented features:
4//! - BulletStyle: numbered, lettered, roman numerals
5//! - Text formatting: strikethrough, highlight, subscript/superscript
6//! - Image from base64
7//! - Font size presets
8
9use ppt_rs::prelude::*;
10use ppt_rs::pptx;
11use ppt_rs::generator::{BulletStyle, ImageBuilder};
12
13fn main() -> std::result::Result<(), Box<dyn std::error::Error>> {
14    // Create output directory
15    std::fs::create_dir_all("examples/output")?;
16
17    // 1. Bullet Styles Demo
18    println!("Creating bullet styles demo...");
19    
20    // Numbered list slide
21    let numbered_slide = SlideContent::new("Numbered List")
22        .with_bullet_style(BulletStyle::Number)
23        .add_bullet("First step")
24        .add_bullet("Second step")
25        .add_bullet("Third step")
26        .add_bullet("Fourth step");
27    
28    // Lettered list slide
29    let lettered_slide = SlideContent::new("Lettered List")
30        .add_lettered("Option A")
31        .add_lettered("Option B")
32        .add_lettered("Option C");
33    
34    // Roman numerals slide
35    let roman_slide = SlideContent::new("Roman Numerals")
36        .with_bullet_style(BulletStyle::RomanUpper)
37        .add_bullet("Chapter I")
38        .add_bullet("Chapter II")
39        .add_bullet("Chapter III");
40    
41    // Mixed bullets with sub-bullets
42    let mixed_slide = SlideContent::new("Mixed Bullets")
43        .add_bullet("Main point")
44        .add_sub_bullet("Supporting detail 1")
45        .add_sub_bullet("Supporting detail 2")
46        .add_bullet("Another main point")
47        .add_sub_bullet("More details");
48    
49    // Custom bullet slide
50    let custom_slide = SlideContent::new("Custom Bullets")
51        .add_styled_bullet("Star bullet", BulletStyle::Custom('★'))
52        .add_styled_bullet("Arrow bullet", BulletStyle::Custom('→'))
53        .add_styled_bullet("Check bullet", BulletStyle::Custom('✓'))
54        .add_styled_bullet("Diamond bullet", BulletStyle::Custom('◆'));
55    
56    let bullet_demo = pptx!("Bullet Styles Demo")
57        .title_slide("Bullet Styles - Demonstrating various list formats")
58        .content_slide(numbered_slide)
59        .content_slide(lettered_slide)
60        .content_slide(roman_slide)
61        .content_slide(mixed_slide)
62        .content_slide(custom_slide)
63        .build()?;
64    
65    std::fs::write("examples/output/bullet_styles.pptx", bullet_demo)?;
66    println!("  ✓ Created examples/output/bullet_styles.pptx");
67
68    // 2. Text Formatting Demo
69    println!("Creating text formatting demo...");
70    
71    let text_demo = pptx!("Text Formatting Demo")
72        .title_slide("Text Formatting - Strikethrough, highlight, subscript, superscript")
73        .slide("Text Styles", &[
74            "Normal text for comparison",
75            "This demonstrates various formatting options",
76            "Use TextFormat for rich text styling",
77        ])
78        .slide("Font Size Presets", &[
79            &format!("TITLE: {}pt - For main titles", font_sizes::TITLE),
80            &format!("SUBTITLE: {}pt - For subtitles", font_sizes::SUBTITLE),
81            &format!("HEADING: {}pt - For section headers", font_sizes::HEADING),
82            &format!("BODY: {}pt - For regular content", font_sizes::BODY),
83            &format!("SMALL: {}pt - For smaller text", font_sizes::SMALL),
84            &format!("CAPTION: {}pt - For captions", font_sizes::CAPTION),
85        ])
86        .slide("Text Effects", &[
87            "Strikethrough: For deleted text",
88            "Highlight: For emphasized text",
89            "Subscript: H₂O style formatting",
90            "Superscript: x² style formatting",
91        ])
92        .build()?;
93    
94    std::fs::write("examples/output/text_formatting.pptx", text_demo)?;
95    println!("  ✓ Created examples/output/text_formatting.pptx");
96
97    // 3. Image from Base64 Demo
98    println!("Creating image demo...");
99    
100    // 1x1 red PNG pixel in base64
101    let red_pixel_base64 = "iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mP8z8DwHwAFBQIAX8jx0gAAAABJRU5ErkJggg==";
102    
103    // Create image from base64
104    let img = ImageBuilder::from_base64(red_pixel_base64, inches(2.0), inches(2.0), "PNG")
105        .position(inches(4.0), inches(3.0))
106        .build();
107    
108    let image_slide = SlideContent::new("Image from Base64")
109        .add_bullet("Images can be loaded from base64 encoded data")
110        .add_bullet("Useful for embedding images without file access")
111        .add_bullet("Supports PNG, JPEG, GIF formats")
112        .add_image(img);
113    
114    let image_demo = pptx!("Image Features Demo")
115        .title_slide("Image Features - Loading images from various sources")
116        .content_slide(image_slide)
117        .slide("Image Sources", &[
118            "Image::new(filename) - From file path",
119            "Image::from_base64(data) - From base64 string",
120            "Image::from_bytes(data) - From raw bytes",
121            "ImageBuilder for fluent API",
122        ])
123        .build()?;
124    
125    std::fs::write("examples/output/image_features.pptx", image_demo)?;
126    println!("  ✓ Created examples/output/image_features.pptx");
127
128    // 4. Theme Colors Demo
129    println!("Creating themes demo...");
130    
131    let all_themes = themes::all();
132    let theme_info: Vec<String> = all_themes.iter().map(|t| {
133        format!("{}: Primary={}, Accent={}", t.name, t.primary, t.accent)
134    }).collect();
135    
136    let themes_demo = pptx!("Theme Colors Demo")
137        .title_slide("Theme Colors - Predefined color palettes")
138        .slide("Available Themes", &theme_info.iter().map(|s| s.as_str()).collect::<Vec<_>>())
139        .slide("Color Constants", &[
140            &format!("Material Red: {}", colors::MATERIAL_RED),
141            &format!("Material Blue: {}", colors::MATERIAL_BLUE),
142            &format!("Material Green: {}", colors::MATERIAL_GREEN),
143            &format!("Carbon Blue 60: {}", colors::CARBON_BLUE_60),
144            &format!("Carbon Gray 100: {}", colors::CARBON_GRAY_100),
145        ])
146        .build()?;
147    
148    std::fs::write("examples/output/themes_demo.pptx", themes_demo)?;
149    println!("  ✓ Created examples/output/themes_demo.pptx");
150
151    // 5. Complete Feature Showcase
152    println!("Creating complete feature showcase...");
153    
154    let showcase = pptx!("ppt-rs v0.2.1 Features")
155        .title_slide("New Features in ppt-rs v0.2.1")
156        .slide("Bullet Formatting", &[
157            "BulletStyle::Number - 1, 2, 3...",
158            "BulletStyle::LetterLower/Upper - a, b, c / A, B, C",
159            "BulletStyle::RomanLower/Upper - i, ii, iii / I, II, III",
160            "BulletStyle::Custom(char) - Any custom character",
161            "Sub-bullets with indentation",
162        ])
163        .slide("Text Enhancements", &[
164            "TextFormat::strikethrough() - Strike through text",
165            "TextFormat::highlight(color) - Background highlight",
166            "TextFormat::subscript() - H₂O style",
167            "TextFormat::superscript() - x² style",
168            "font_sizes module with presets",
169        ])
170        .slide("Image Loading", &[
171            "Image::from_base64() - Base64 encoded images",
172            "Image::from_bytes() - Raw byte arrays",
173            "ImageSource enum for flexible handling",
174            "Built-in base64 decoder",
175        ])
176        .slide("Templates", &[
177            "templates::business_proposal()",
178            "templates::status_report()",
179            "templates::training_material()",
180            "templates::technical_doc()",
181            "templates::simple()",
182        ])
183        .slide("Themes & Colors", &[
184            "themes::CORPORATE, MODERN, VIBRANT, DARK",
185            "themes::NATURE, TECH, CARBON",
186            "colors module with Material Design colors",
187            "colors module with IBM Carbon colors",
188        ])
189        .build()?;
190    
191    std::fs::write("examples/output/feature_showcase.pptx", showcase)?;
192    println!("  ✓ Created examples/output/feature_showcase.pptx");
193
194    println!("\n✅ All demos created successfully!");
195    println!("   Check examples/output/ for the generated files.");
196    
197    Ok(())
198}
199
new_features_demo/new_features_demo.rs

new_features_demo/
new_features_demo.rs
