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CREU GWEFANNAU 
MR JENKINS
AMCANION DYSGU 
Dysgu am wahanol mathau o luniau. 
Dysgu sut i greu linciau efo HTML.
ADOLYGU <IMG> 
Does dim angen cael diweddglo i’r tag 
 Nad ydynt yn amgylchu unrhyw beth 
Rydym yn gosod y priodoledd “src” 
<img src=“http://penguin-cartoon.png”> 
Agoriad 
Lleoliad y 
Priodoledd Estyniad Ffeil 
Llun
BMP 
Lliw pob picsel yn cael 
ei arbed wrth arbed y 
llun. 
Maint y ffeil yn fawr 
iawn a heb gael ei 
gywasgu.
JPG 
Ffurf gywasgedig, 
heb golli gormod o 
liw, llwytho’n gyflym. 
Methu dangos 
tryloywder.
GIF 
Ffurf gywasgedig, 
medru dangos 
tryloywder. Medru 
dangos cyfres o 
luniau. 
Colli lliw wrth 
gywasgu.
PNG 
Ffurf gywasgedig 
fwy effeithiol na GIF, 
medru dangos 
tryloywder. 
Rhai problemmau 
defnyddio efo hen 
borwyr (browsers)
SVG 
Llun efo ansawdd 
uchel, sydd dim yn 
colli ansawdd wrth 
ailmeintio. 
Gorfod cael ei greu 
efo dulliau fectorau
LINCIAU 
 I gysylltu efo tudalennau/gwefannau 
gwahanol. 
 Defnyddiwn y tag <a> ar gyfer linciau 
De<fan ydhrdeiwfn=y“ hptriotdpo:l/e/dwdwhwr.ebfbc.co.uk”> 
Cliciwch yma </a> 
Agoriad Priodoledd Testun i wneud linc 
Gwefan i 
lincio 
Diweddglo
LINCIO MEWNOL 
Gall cysylltu i wefannau ar 
draws y we efo linciau. 
OND, mae’n bosib hefyd i 
lincio tudalennau mewnol 
efo’i gilydd. 
Nad oes angen cyfeiriad y 
ffeil os mae’r ffeiliau yn yr un 
ffolder.
TAFLEN WAITH – YMARFER HTML
DIWEDDARU: DOGFEN DIFFINIADAU 
Tag HTML Egluro pwrpas y tag 
<title> Er mwyn gosod teitl addas sy’n arddangos ar y ffenestr 
porwr (browser window). 
<br> Er mwyn cychwyn llinell newydd o destun wrth ysgrifennu 
cynnwys gwefan. 
<p> … 
… … 
… … 
… …
AMCANION DYSGU 
Dysgu am wahanol mathau o luniau. 
Dysgu sut i greu linciau efo HTML.

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HTML - Gwers 3 - Linciau

  • 2. AMCANION DYSGU Dysgu am wahanol mathau o luniau. Dysgu sut i greu linciau efo HTML.
  • 3. ADOLYGU <IMG> Does dim angen cael diweddglo i’r tag  Nad ydynt yn amgylchu unrhyw beth Rydym yn gosod y priodoledd “src” <img src=“http://penguin-cartoon.png”> Agoriad Lleoliad y Priodoledd Estyniad Ffeil Llun
  • 4. BMP Lliw pob picsel yn cael ei arbed wrth arbed y llun. Maint y ffeil yn fawr iawn a heb gael ei gywasgu.
  • 5. JPG Ffurf gywasgedig, heb golli gormod o liw, llwytho’n gyflym. Methu dangos tryloywder.
  • 6. GIF Ffurf gywasgedig, medru dangos tryloywder. Medru dangos cyfres o luniau. Colli lliw wrth gywasgu.
  • 7. PNG Ffurf gywasgedig fwy effeithiol na GIF, medru dangos tryloywder. Rhai problemmau defnyddio efo hen borwyr (browsers)
  • 8. SVG Llun efo ansawdd uchel, sydd dim yn colli ansawdd wrth ailmeintio. Gorfod cael ei greu efo dulliau fectorau
  • 9. LINCIAU  I gysylltu efo tudalennau/gwefannau gwahanol.  Defnyddiwn y tag <a> ar gyfer linciau De<fan ydhrdeiwfn=y“ hptriotdpo:l/e/dwdwhwr.ebfbc.co.uk”> Cliciwch yma </a> Agoriad Priodoledd Testun i wneud linc Gwefan i lincio Diweddglo
  • 10. LINCIO MEWNOL Gall cysylltu i wefannau ar draws y we efo linciau. OND, mae’n bosib hefyd i lincio tudalennau mewnol efo’i gilydd. Nad oes angen cyfeiriad y ffeil os mae’r ffeiliau yn yr un ffolder.
  • 11. TAFLEN WAITH – YMARFER HTML
  • 12. DIWEDDARU: DOGFEN DIFFINIADAU Tag HTML Egluro pwrpas y tag <title> Er mwyn gosod teitl addas sy’n arddangos ar y ffenestr porwr (browser window). <br> Er mwyn cychwyn llinell newydd o destun wrth ysgrifennu cynnwys gwefan. <p> … … … … … … …
  • 13. AMCANION DYSGU Dysgu am wahanol mathau o luniau. Dysgu sut i greu linciau efo HTML.