first working self-contained build!

src/print.zig

@@ -30,7 +30,6 @@ const TextCard = struct {
     lines: [][]const u8 = undefined,
 };
 
-
 //dimension constants and defaults
 const cardWidth = 30;
 const cardHeight = 32;
@@ -94,7 +93,7 @@ pub fn main() !void {
 
     var allPrinted = std.ArrayList(u8).init(allocator);
 
-    const pdf_doc: *c.pdf_doc = @ptrCast(c.pdf_create(c.PDF_A4_WIDTH, c.PDF_A4_HEIGHT, &c.pdf_info{.creator = ("My Software" ++ " " ** 53).* }).?);
+    const pdf_doc: *c.pdf_doc = @ptrCast(c.pdf_create(c.PDF_A4_WIDTH, c.PDF_A4_HEIGHT, &c.pdf_info{ .creator = ("My Software" ++ " " ** 53).* }).?);
     _ = c.pdf_set_font(pdf_doc, "Times-Roman");
 
     var rowToPrint = std.ArrayList(TextCard).init(allocator);
@@ -108,11 +107,27 @@ pub fn main() !void {
     } else {
         try cardRow.print(allocator, rowToPrint.items, &allPrinted);
         std.debug.print("{s}", .{allPrinted.items});
-        const page = c.pdf_append_page(pdf_doc);
-        _ = c.pdf_add_text(pdf_doc, page, @ptrCast(allPrinted.items[0..10]), 12, 10, c.PDF_A4_HEIGHT - 12, c.PDF_BLACK);
-        _ = c.pdf_add_text(pdf_doc, page, "HELLO WEST VIRGINIA", 12, 10, c.PDF_A4_HEIGHT - 12, c.PDF_BLACK);
+        //TODO (fixme):
+        // wrong type error when not using ptrCast, nothing printed when using it
+        // _ = c.pdf_add_text(pdf_doc, page, allPrinted.items[0..50], 12, 10, c.PDF_A4_HEIGHT - 12, c.PDF_BLACK);
+        // _ = c.pdf_add_text(pdf_doc, page, allPrinted.items[0..50], 12, 10, c.PDF_A4_HEIGHT - 12, c.PDF_BLACK);
+        // _ = c.pdf_add_text(pdf_doc, page, "HELLO WEST VIRGINIA", 12, 10, c.PDF_A4_HEIGHT - 12, c.PDF_BLACK);
         rowToPrint.clearAndFree();
     }
+    var rowsPrinted: f32 = 0;
+    var page = c.pdf_append_page(pdf_doc);
+    var textIterator = std.mem.splitAny(u8, allPrinted.items, "\n");
+    _ = c.pdf_set_font(pdf_doc, "Courier");
+    while (textIterator.next()) |text| {
+        if (rowsPrinted < pageHeight) {
+            rowsPrinted += 1;
+            _ = c.pdf_add_text(pdf_doc, page, try std.mem.Allocator.dupeZ(allocator, u8, text), 8, 10, c.PDF_A4_HEIGHT - (12 * rowsPrinted), c.PDF_BLACK);
+        } else {
+            rowsPrinted = 1;
+            page = c.pdf_append_page(pdf_doc);
+            _ = c.pdf_add_text(pdf_doc, page, try std.mem.Allocator.dupeZ(allocator, u8, text), 8, 10, c.PDF_A4_HEIGHT - (12 * rowsPrinted), c.PDF_BLACK);
+        }
+    }
 
     _ = c.pdf_save(pdf_doc, "output.pdf");
     _ = c.pdf_destroy(pdf_doc);